Thicknesses
n. 层( thickness的复数形式 ); 浓度; 厚（度）; 最厚的部分
🗣️ 情景例句
We have around 3,000 workers.
大约有3000名职工。
Half a loaf is better then no bread.
半块面包亦胜无。
Where does it hurt?
你哪伤着了？