B2 [ I or T, usually + adv/prep ] to (cause something to) move somewhere by turning over and over or from side to side(使)翻滚;(使)滚动
B2 [ I or T, usually + adv/prep ] to move somewhere easily and without sudden movements滚动;滚移;飘移
[ I ] If an aircraft or a ship rolls, it leans to one side and then to the other because of the wind or waves.(船或飞机因为风或浪而)摇晃,摇摆
[ I ] If a machine is rolling, it is operating.(机器)运转,启动,开动
C2 [ T ] If you roll your eyes, you move them so that you are looking up, to show that you consider someone or something stupid or silly.(表示认为某人或某事很愚蠢)翻(白眼),向上翻动(眼球)
More examples
You roll the dice and whoever gets the highest score goes first.
An apple rolled out of the bag.
He rolled the ball back to the goalkeeper.
How do we decide who rolls first?
The ship was rolling violently from side to side.
B1 [ T usually + adv/prep ] to (cause something to) turn over onto itself to form the shape of a ball or a tube(使)卷;(使)绕;裹;滚搓
[ T ] to make a cigarette by wrapping a piece of paper around some tobacco卷(烟)
[ I or T, + adv/prep ] to fold over a piece of clothing or material to make it shorter(被)卷起
More examples
He rolled a cigarette while he was waiting.
You should roll your sleeves up if you don't want them to get dirty.
By rolling up his sleeping bag he was able to fit it into his rucksack.
Roll the mixture in your hands and then dip it into the batter.
She rolled up the newspaper and used it to swat the fly.
[ T ] to make something smooth and flat擀平;碾平;滚平
[ I ] to make a continuous, repeated, deep sound发出持续而低沉的声音,隆隆作响,轰轰响
[ T ] If you roll your r's, you pronounce them with your tongue moving quickly and repeatedly against the top of the mouth.发…的舌尖颤音
B2 [ C ] a piece of film, paper, or cloth that is rolled into the shape of a tube一卷;筒形物;卷轴
[ C ] If a person or animal has rolls of fat on their body, he, she, or it is very fat.(人或动物身上由于肥胖而突起的)赘肉,肥肉
More examples
a roll of film
loo roll
a roll of Sellotape
a roll of wallpaper
a roll of clingfilm
[ C ] an official list of names名单;花名册;登记表
If you take/call the roll, you read aloud the names of all the people on the list to make certain that they are present.点名
[ C ] an act of rolling on the ground滚动;打滚;翻滚
sexual activity that is quick and enjoyable and does not involve serious feelings苟合;野合(快速、享乐的性行为,不涉及认真的感情)
[ U ] The roll of a ship or aircraft is its movement from side to side in the water or air.(船或飞机的)左右摇晃,摇摆
[ C usually singular ] a continuous repeated deep sound发出持续而低沉的声音,隆隆作响,轰轰响
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