Riverweed
n. [植] 河苔草属植物(产于北美)
🗣️ 情景例句
What would you say is the most popular sport in your country, Mr. Lu?
陆先生，你们国家什么运动最流行？
The old man fumbled with the key in the dark.
老人在黑暗中摸索着寻找钥匙。
Even if two of these were flooded, she would still be able to float.
即使有两个舱进水，仍可漂浮的水面上。