Equisetaceae
木贼科
🗣️ 情景例句
Let's get together and have a group study session.
咱们在一起组织一个学习小组吧。
It is better to be safe than sorry.
事后追悔不如事前稳妥。
So was born the echo-sounding apparatus, now in general use in ships.
这样就产生了目前各种船舶上普遍应用的回声探测仪。