a grey powder that is mixed with water and sand to make mortar or with water, sand, and small stones to make concrete水泥
a substance that sticks things together胶合剂;黏固剂
to put cement on a surface or stick things together using cement(在表面)涂上水泥,(用水泥或粘合剂)粘合
to make something such as an agreement or friendship stronger加强,巩固(协议或友谊)
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