Helmboltz's theory
[医] 黑姆霍耳茨氏学说(听觉学说)
🧩 词语组成解析
🗣️ 情景例句
I have to do what I can do to support him.
我就应该尽我的力量来支持他。
One of my suitcases is small,and the other one is medium size.
我的一个提包是小的，另一个是中等的尺寸。
She's been there for two months. She's been there since September.
她进校有两个月了。她自9月份起便在那儿学习了。