Effective thread
[化] 有效螺纹
🧩 词语组成解析
effective
[ɪ'fɛktɪv]
adj. 有效的;起作用的;实际的，实在的;给人深刻印象;
n. [军]现役兵额，有生力量，精兵;
ef出+fect做，制作 +ive形容词后缀 →做出来的 → 有效的
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
How were your scores in university?
你大学时的成绩如何？
My brother wants to learn how to swim.
我的兄弟要去学游泳。
'Would you mind my coming with you?' he asked, before I had finished speaking.
“我跟你一道去行吗？”没等我说完话他就问道。