Vallisneria
苦草属
🗣️ 情景例句
There was no way he could solve the problem.
他根本解决不了这个问题。
Thank you for inviting me.
谢谢你邀请我。
This hobby educates one not only in the chosen subject, but also in general matters which have some bearing on it.
这种爱好不仅能使人从选择的专题中受到教育，而且也能从与之有关的一般事物中获得长进。