4. chest n. 大箱子

英释

a large strong box in which valuable objects are kept

词组句子

case 衣箱（总称）

suitcase 手提箱

safe 保险箱

trunk 汽车尾箱

dustbin 垃圾箱

5. piece v. 拼成整体

英释新概念作文网

put parts together to form a whole

词组

piece together 拼揍

Eg.: They piece the log book together.

piece up 修补，拼合

Please piece up the dress.

piece a quilt

6.  convoy n. 护航

词句

The weapons were sent under convoy.

My father convoys my son to and from school every day.

in convoy 护航

under convoy: 被护航

联想记忆

escort v/n 护航，护送

under escort :protected by an escort 在......的护卫下

The suspect arrived by the armed escort.

Her boyfriend escorted her home last night.