Opticon
内髓
🗣️ 情景例句
Until today, I was never really interested in medicine.
直到今天 ，我才对医学真正感兴趣。
Many a little (or pickle) makes a mickle.
积少成多。
right living, and the need for abandoning bad habits etc.,
生活有规律、需要克服坏习惯等等，