Hw
abbr. 半波（Half Wave）；热水（hot water）；硬件（Hardware）
🗣️ 情景例句
Oh, you're welcome.
噢！请别客气。
He speaks English fluently.
他讲英语很流利。
After that they pressed a piece of paper on top, and printed a whole page of a book.
然后，再把一张纸压在上面，就印出了一整页书。