V. d. h.
[医] 心瓣膜病
🧩 词语组成解析
对\\n[医] 弧菌属, 视觉, 视敏度
[医] 普朗克氏量子常数
🗣️ 情景例句
I think it looks great, thank you.
我觉得它看起来不错， 谢谢！
I wonder if it's a real diamond.
它可是地道的钻石呀。
Imagine a star up t twenty times larger, brighter, brighter and hotter than our own sun.
设想一下，一颗恒星比我们的太阳还要大，还要亮，还要热20倍，