Cyprenine
[化] 鯉精蛋白乙
??? 情景例句
Fine.
很好。
To save time is to lengthen life.
省節(jié)時間就是延長壽命。
People who work in offices are frequently referred to as white-collar workers' for the simple reason that they usually wear a collar and tie to go to work.
坐辦公室的之所以常常被稱作“白領工人”，就是因為他們通常是穿著硬領白襯衫，系著領帶去上班。