Derris
n. 鱼藤, 鱼藤酮(一种杀虫剂)\\n[医] 鱼藤属
🗣️ 情景例句
Has limp weak handshake.
握手时软弱无力。
I have a strong throwing arm!
我的手臂力大无比。
To escape from the Earth in a rocket, one must travel at seven miles per second.
要乘坐一枚火箭飞离地球，火箭的速度要达到每秒7英里，