n. 圈,环;[医]宫内避孕环;回路;弯曲部分;
vt.& vi. (使)成环,(使)成圈;以环连结;使翻筋斗;
🗣️ 情景例句
OK. Good night.
好, 晚安。
All things are difficult before they are easy.
凡事必先难后易。
It was not forced upon them by the survival competition; they could have caught and lived on prey without using poison, just as the thousands of non-poisonous snakes still do.