Masteries
n. 精通, 熟练（mastery的复数形式）
🗣️ 情景例句
And these are pictures of people working:steelworkers, bankers, police, street vendors,ambulance drivers, doctors….
这是工作中人们的照片：钢架工人、 银行职员、警察、街头小贩、救护车驾驶 医生等等……
I was crossing the street and was almost hit by a car.
我穿过街时差一点被一辆汽车撞了。
What's the deadline?
截止到什么时候？