Signed instrument
[经] 签约文件
🧩 词语组成解析
signed
[saind]
adj. 有符号的，有正负之分的;
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
Betty, you had it, but you didn't say it.
Betty你知道答案， 但是你没有说出来。
The perfume was very delicate.
那种香气非常优雅。
Think carefully before you act.
三思而后行。