Iw
abbr. 感应焊接（Induction Welding）；断续电波（Interrupted Wave）；[化]同位素量（Isotopic Weight）
🗣️ 情景例句
Yes.
有。
But the market prices are changing frequently.
但是市场价格随时都在变化。
When you have finished your experiment, please tidy the lab and put everything back in the cupboards.
做完实验后，请你们把实验室整理好，并把所有的东西放回器皿柜。