Spiroannulation
[化] 螺增环
🗣️ 情景例句
How long do you plan to stay with this company, if hired?
如果被雇佣，你打算在这家公司呆多久？
Buck up, Billy, Enjoy yourself.
振作起来，比利，快快活活地过日子。
They've met with great favor home and abroad.
这些产品在国内外很受欢迎。