Ttt
abbr. 培训师培训（Training The Trainer）；麝香草酚浊度试验（Thymol Turbity Test）；网络广告的精准定向工具（腾讯公司产品, Tencent MIND Targeting Tools）；到达目标时间（Time-to-Target）
🗣️ 情景例句
Biology and mathematics.
生物学和数学。
Keep up the good work.
再接再厉。
George studied medicine in his youth.
乔治年轻时学过医，