Transmittivity
(非散射介质单位厚度的)透射率, 透射系数
🗣️ 情景例句
We've got a forty-minute drive into the city.
我们还要开四十分钟的车到城里去。
Happy landing.
祝您早安 注：是送行者向上飞机的人说的告别语。
I must go to the grocer's.We haven't got much tea or coffee, and we haven't got any sugar or jam.
我得去一下食品店。我们的茶叶和咖啡不多了，糖和果酱也没有了。