Clea
abbr. 激光工程与应用会议（Conference on Laser Engineering and Application）
🗣️ 情景例句
By the way,
顺便问一声，
A wise man changes his mind, a fool never will.
智者通权达变，愚者刚愎自用。
Lying and stealing are immoral.
说谎和偷窃都是不道德的。