Half-sinusoid
[计] 半正弦曲线
🧩 词语组成解析
half
[hæf]
adj. 一半的，半个的;
n. 半;一半;（啤酒等饮料的）半品脱;（比赛、音乐会等的）半场;
adv. 一半;部份地;
n. 正弦曲线, 窦状隙\\n[医] 窦状隙; 窦状的
🗣️ 情景例句
I've been invited to give a talk at the conference.
我已受邀在大会上发言。
One rotten apple spoils the whole barrel.
一只烂苹果烂一萝苹果。
A moment later, the Class 4 runner fell and hurt his leg, but he quickly got up and went on running.
过了一会儿，4班的运动员摔倒了，伤了腿，但是他很快爬起来，继续往前跑。