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
It's next week from this Monday.
下个星期一。
Once bitten, twice shy.
一次被咬，下次胆小。
Oh! Well, for that, you'd better find an English pen friend.
哦！那你最好为此找一个英文的笔友。