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TOEFL IELTS BNC: 5945 COCA: 7088
precautionnounuk/prɪˈkɔː.ʃən/ us/prɪˈkɑː.ʃən/

C1 [ C ] an action that is done to prevent something unpleasant or dangerous happening预防，预防措施

Many people have been stockpiling food as a precaution against shortages.为了预防食物短缺，很多人一直在大量储备食品。
They failed to take the necessary precautions to avoid infection.他们未能采取必要的预防措施来避免感染。
precautions [ plural ]

a polite way of referring to contraception (= methods that prevent a woman becoming pregnant)（委婉的说法）避孕

If you're going to have sex, make sure you take precautions.发生性行为一定要采取避孕措施。

More examples

The inquiry into the disaster damns the company for its lack of safety precautions.

Safety precautions are observed as a matter of course.

Millions of travellers fail to take even the most elementary of precautions.

Doctors are legally obliged to take certain precautions.

The tighter security precautions include video cameras in the city centre.

TOEFL IELTS BNC: 5945 COCA: 7088
precaution

noun

ADJECTIVE | VERB + PRECAUTION | PREPOSITION ADJECTIVE➤sensible, wise明智的預防措施▸➤adequate, appropriate, proper, reasonable恰當的預防措施；合理的預防措施▸➤necessary必要的預防措施◇Condoms are a necessary precaution.避孕套是一種必要的預防措施。➤elaborate, great周詳的／了不起的預防措施◇the need to take great precautions to protect sources採取大量的防範措施保護資源的必要性➤basic, normal, simple, standard基本的／正常的／簡單的／標準的預防措施◇You'll be safe if you observe certain basic precautions.如果遵守一些基本的預防措施，你就不會有危險。➤every每一項預防措施◇We take every precaution to ensure your safety.我們採取一切預防措施以確保你的安全。➤added, additional, extra, special補充的／附加的／額外的／特別的防範措施▸➤fire, safety, security防火／安全／保安措施VERB + PRECAUTION➤follow, observe, take, use遵循／遵守／採取／利用預防措施◇Remember to use all necessary safety precautions.請記住，要採取所有必要的安全防範措施。PREPOSITION➤as a precaution作為預防措施◇She had to stay in hospital overnight, just as a precaution.她得在醫院待一晚上，以防萬一。➤precaution against預防⋯的措施◇a precaution against customers who try to leave without paying預防顧客企圖不付錢就離開的措施➤precaution for為⋯的預防措施◇Staff are expected to take reasonable precautions for their own safety.希望員工為了自身安全而採取合理的預防措施。➤precaution of⋯的預防措施◇I took the precaution of turning the water supply off first.我先關閉了供水系統，以防萬一。
TOEFL IELTS BNC: 5945 COCA: 7088
precaution

noun

precaution ♦︎ defence ♦︎ shield ♦︎ safeguard ♦︎ screen ♦︎ bufferThese are all words for sth that protects sb/sth from harm or danger. 这些词均表示保护物、防御措施。PATTERNS AND COLLOCATIONS 句型和搭配◆a precaution / defence / shield / safeguard / buffer against sth◆as a precaution / defence / shield / safeguard / screen / buffer◆an adequate precaution / defence / safeguard◆to provide a defence / shield / safeguard / screen / buffer■ precaution prɪˈkɔːʃn [countable] (rather formal) something that is done in advance in order to prevent problems or avoid danger 预防措施；预防；防备◆Serious injury can occur if proper safety precautions are not followed.不遵行正确的安全措施就会出重伤事故。◆You must take all reasonable precautions to protect yourself.你必须采取一切合理的预防措施保护自己。  see also precautionary ⇨ protective ■ defence (BrE) (NAmE defense) [countable, uncountable] something that provides protection against attack from sth that is harmful such as enemies, the weather or illness 防御物；防务；防御能力◆The town walls were built as a defence against enemy attacks.城墙是为防御敌人进攻而修建的。◆The harbour's sea defences are in poor condition.港口的海防工事状况很差。◆The body has natural defence mechanisms to protect it from disease.人体对疾病具有先天防御机制。  see also defend ⇨ protect , defensive ⇨ protective ■ shield ʃiːld [countable] a person or thing used to protect sb/sth, especially by forming a barrier 保护人；掩护物；屏障◆The gunman used the hostages as a human shield.持枪歹徒用人质作人体盾牌。◆She hid her true feelings behind a shield of cold indifference.她把自己的真实感情掩藏在一副冷漠的外表后面。  see also shield ⇨ protect ■ safeguard ˈseɪfgɑːd; NAmE ˈseɪfgɑːrd [countable] an action or law that is designed to protect people from harm, risk or danger 安全措施；保护措施◆The measures have been introduced as a safeguard against fraud.实行这些措施旨在防止欺骗行为。◆Stronger legal safeguards are needed to protect the consumer.需要更加强有力的法律措施来保护消费者。   see also safeguard ⇨ protect ■ screen [countable] something that prevents sb from seeing or being aware of sth, or that protects sb/sth 遮蔽物；掩护物；屏障◆All the research was conducted behind a screen of secrecy.本项研究从始至终都是秘密进行的。◆We planted a screen of tall trees.我们种下一排大树作为屏障。■ buffer [countable] a thing or person that reduces a shock or protects sb/sth against difficulties 缓冲物；起缓冲作用的人◆Support from family and friends acts as a buffer against stress.家人和朋友的支持有助于减缓压力。◆Peacekeepers have been sent in to establish a buffer zone (= an area that keeps two other areas distant from one another) between the rival forces.已经派遣维和部队在交战双方之间建立缓冲带。
TOEFL IELTS BNC: 5945 COCA: 7088
precaution
Someone or something that protects and defends: precaution, guardian, protector...

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