V thread
[机] V形螺纹, 三角螺纹
🧩 词语组成解析
thread
[θrɛd]
n. 线;线索;线状物;螺纹;
vt. 穿成串;将（针、线等）穿过…;用…线缝;给…装入（胶片、狭带、绳子）;
🗣️ 情景例句
This weekend I'm going to install a home security system.
这个周末我要装一套家庭保安系统。
I'm not really sure about that. Mr. Jiang should know the answer to that.
关于那事我不敢确定，蒋先生应该知道答案。
He wrote books about communism. He said that all communists should help each other.
他写了不少关于共产主义的著作。他说所有的共产党人都应该互相帮助。