1.cement作名词的意思是“水泥”,转化为动词时意思是“在…上抹水泥”,引申可作“粘牢”“巩固”解。
2.cement既可用作及物动词,又可用作不及物动词。用作及物动词时,可接名词、代词或that从句作宾语,可用于被动结构。

用作不及物动词
▲S+～(+A)
Snow is cementing.雪正在凝结。
用作及物动词
▲S+～+n./pron.
The workmen were cementing the sidewalk.工人们在人行道上浇筑水泥。
They cemented the courtyard.他们把庭院铺上了水泥。
Let's cement the parts together.咱们来把这些部件粘接在一起吧。
Their holiday together cemented their friendship.共度假日使他们的友谊更加牢固。
This agreement has cemented our friendship.这一协议凝结了我们之间的友谊。
◇ 用于be ～ed结构
A broken plate can be cemented.碎盘能被粘起来。
The floor has been cemented over.地上已铺了水泥。
They are cemented by love.他们因爱情而结合。
▲S+～+that-clause
I cement that the facts written here are the truth.我证明这里所写之事属实。

［同义词］ n. concrete, paste
［词源］＜古法语ciment(毛石)

He faced the wall with cement.他用水泥抹墙。
Paste the picture on the wall with rubber cement.用橡胶胶水把画贴在墙上。