Planoconcave
[医] 平凹的
🏥 医学释义
现凹的
🗣️ 情景例句
Please. That sounds good.
听起来不错，请给我弄一杯。
Nothing is impossible (or difficult) to the man who will try.
天下无难事，只怕不努力。
You can make it!
你能做到！