n(1)水泥(grey powder，substance made by burning lime and clay，that becomes hard after mixing with water and usu sand)[U]：a sack of～一袋水泥;mix～搅拌水泥;The boys wrote their initials in the～before it dried.男孩们把他们的姓名缩写写在没干的水泥上。Concrete is a mixture of～，sand，water and very small stones.混凝土是由水泥、沙子、水和碎石搅拌而成。～mixer水泥搅拌机;〖同〗concrete;

(2)黏固粉(剂)(any similar soft substance that becomes hard and is used to stick things together)[U]：a tube of～一管黏合剂;Paste the picture in the album with rubber～.用橡胶黏合剂把这张照片贴到相册里。plastic～塑料黏合剂;Concern for the children is the～that hold many marriages together.(fig) 对孩子的关心是许多家庭得以维护的黏合剂。〖同〗glue，paste;

(3)补牙粉(substance for filling holes in teeth)[U]：The dentist's assistant mixed up some～for the child's teeth.牙医的助手给那小孩的牙齿调了一点补牙粉。

vt(1)铺水泥 (use cement to cover)[T+n]：～a driveway/a garden path把行车道/园中小径铺上水泥;The floor has been～ed over.地面铺上了水泥。

(2)黏合(接)(join things together with or as if with cement)[T+n，T+n+adv(together)]：～the bricks into place用水泥把砖砌好;a large heap of stones～ed together by lead一大堆用铅浇灌在一起的石头;be～ed to the reef with coral 珊瑚黏合成珊瑚礁;Let's～the parts together.咱们把这几部分黏合在一起。〖同〗glue，paste，stick，fix;unite，join;

(3)加强，增进(make stronger or closer)[T+n](fig)：The(signing of the)agreement has～ed our friendship/our trade relation.这一协定(的签订)巩固了我们的友谊/贸易关系。～relationships with business contacts通过商业联系增进关系;

【辨异】cement 与 concrete²含义不同。cement(水泥)是一种粉末状建筑材料，用来配制 concrete(混凝土)，后者则是用 cement 和沙、石、水混合而成。有时，cement 可与 concrete 同义，如：a cement courtyard(水泥铺的院子)。