Chaetognath
n. 毛颚类动物
🗣️ 情景例句
So does the sound.
这些声音也是。
How was your flight?
你的航班怎样？
The most wonderful piece of machinery on show was Nasmyth's steam hammer.
其中最奇妙的是内史密斯的蒸汽锤。