Valvula
n. 瓣, 瓣膜\\n[医] 瓣, 瓣膜
🗣️ 情景例句
That would be very helpful.
你这样做帮忙可大噢。
I hope you get here on time.
我希望你准时到这里。
What's the matter, Granny? Can I help you?
什么事，老大娘？我能帮你吗？