Screwthread
n. 螺纹
🗣️ 情景例句
Help yourself to celery and carrots and other vegetables.
请你们自己盛芹菜， 胡萝卜 和其他蔬菜。
A man may dig his grave with his teeth.
祸从口出。
I can't understand why he is being so selfish. He isn't usually like that.
我不明白他此刻怎么这么自私。他平时不这样。