Upcurl
v. (使)拳曲, (使)蜷曲
🗣️ 情景例句
I just received your letter and I want to let you know my opinion on your plans for the future.
来信已收到，我想告诉你我对你将来打算的看法。
Evil gotten, evil spent.
悖入悖出。
The basic features include a crest (the highest point of the wave),
它们的基本特征包括浪峰（波浪的最高点）