caution
n. 小心, 谨慎, 慎重; 警告
vt. 警告, 提醒, 劝…小心
搭配：take caution against 提防
with caution 小心地，谨慎地
caution sb. against doing sth.=caution sb. not to do sth.警告某人别
做某事
1.You should exercise extreme caution when driving in fog.
在雾中开车要极为小心。
2.His gesture indicated a caution.
他的手势表示警告。
3.The policeman cautioned that driver.
警察对那个司机给予警告。
4.Caution is the parent of safety.
小心驶得万年船。
5.The greatest caution is not to be over cautioned.
过分谨慎，非真谨慎。
cautious
adj. 小心的, 谨慎的
1. Be cautious of thieves!
提防扒手！
2.He is always cautious of giving offence to others.
他一直注意不得罪人。
3.He is extremely cautious in the use of words.
他用词极为谨慎。
4.She is cautious not to walk alone at night.
她很小心晚上不独行。
cement
n. 水泥;接合剂, 黏合物
vt. 在…上抹水泥; 粘牢; 巩固, 加强
1.The workmen were cementing the sidewalk.
工人们在人行道上浇筑水泥
2.Let's cement the parts together.
咱们来把这些部件粘接在一起吧。
3.Our holiday together cemented our friendship.
共度假日使我们的友谊更加牢固。
4.Concrete is made of cement, sand, stone and water.
混凝土是由水泥、砂子、石头和水混合做的。
ceremony
n. 典礼, 仪式;礼节, 礼仪
搭配：stand on ceremony 拘于礼节，过于客气
without ceremony 拘于礼节地，随便地
with ceremony 正式，隆重
1. That opening ceremony is just for show.
开幕式简直就是在做秀。
2.Who will perform the marriage ceremony for them?
谁将为他们主持婚礼？
