Helmholtz'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 always eat three square meals a day.
我总是每天三顿饭都好好吃。
Cast not out the foul water till you bring in the clean.
清水未来，莫泼赃水。
But that costs more.
可是那样成本较高。