Perfect instrument
[法] 有效证件
🧩 词语组成解析
instrument
['ɪnstrəmənt]
n. 仪器;手段，工具;乐器;法律文件;
vt. 用仪器装备;为演奏谱曲;向…提交文书;
in内+stru=struct建立+ment表名词→内部结构→仪器；工具
🗣️ 情景例句
We'll place a trial order with you for 300 cases of pork luncheon meat.
我们想试定300箱罐装午餐肉。
We assume that damage occurred while the consignment was in your care.
我们认为货物是在你方保管时受到损害的。
The weather was very cold, and many people were ill.
天气非常冷，很多人生了病。