🧩 词语组成解析
percussive
[[pə'kʌsiv]]
a. 敲击的, 有强大冲击力的, 令人震惊的, 叩诊的
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
The college I applied to has accepted me.
我报名的学院已经录取我了。
Are most people against the proposal?
是多数人都反对这个提议吗？
He was just falling asleep when there was a loud knock at the door.
他刚要入睡，就有人很响地敲门。