Otoconium
[医] 耳石, 耳沙
🗣️ 情景例句
He's got 20/20 vision.
他的视力很正常。
How long have you been studying English?
你学了多长时间的英语了？
As soon as she saw it, the woman said she did not like it.
这位妇女对那件衣服只看一眼，就说不喜欢。