Concavoconcave
[医] 对凹的, 双凹的
🗣️ 情景例句
Well, I will leave you two to talk.
嗯 ，我走开，你们谈吧。
Your question is how we developed our product?
你的问题是我们是如何发展我们的产品？
He showed that the average individual's sleep cycle is punctuated with peculiar bursts of eye-movements,
他指出，平常人的睡眠周期中不时伴有一阵阵奇怪的眼球队活动，