Remora
n. 障碍, 障碍物
✅ 同义词
🗣️ 情景例句
There was no way he could solve the problem.
他根本解决不了这个问题。
Do you have a visa?
你有签证吗？
Please remember this is not to be taken as final.
请记得这不是最后的回答。