Tri-angular thread
[机] V形螺纹, 三角螺纹
🧩 词语组成解析
[计] 三
angular
['æŋgjulə]
adj. 有角的;用角测量的，用弧度测量的;生硬的，笨拙的;（人）瘦削的;
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
I have been learning English for three years now.
我学英语有3年了。
If it doesn't rain tomorrow, we'll have a picnic.
如果明天不下雨，我们就去野餐。
I'm not sure. I ought to do some studying, as I've got masses of work to do, but I think I'll be too tired. Maybe I'll just watch the news on television and go to bed early.
还不清楚。我有大量的作业要做，按理我应该学习，但是我想这样一来我会很累的。我可能会看看电视新闻，然后早点上床睡觉。