Windsail
n. 帆布通风筒, 风车之叶片
🗣️ 情景例句
If we're all prepared to recycle paper, thousands of trees could be saved every day.
如果纸能被循环利用，那么每天千千万万的树木就可得以挽救。
You'll hurt your thumb, if you don't take care.
你不专心的话，就会伤到你的拇指。
In the beginning they used to carve Chinese characters on stones to record important dates in history.
开始时，他们常把汉字刻在石头上，记载历史上重要的日期。