Derivative instrument
[财]衍生金融工具
🧩 词语组成解析
derivative
[di'rivətiv]
n. [数]导数，微商;[化] 衍生物，派生物;[语]派生词;
adj. 衍生的;导出的;拷贝的;
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
And if it's successful,
假如成功的话，
I'm glad to hear about your new job.
我很高兴得知你获得了新工作。
and one odd finding that makes the problem puzzling is that it looks very much as if sleeping is not simply a matter of giving the body a rest.
一项使人对这个问题感到困惑的奇怪的发现是，睡眠在很大程度似乎并不仅仅是为了使身体得到休息。