Granodising
磷酸盐处理(锌及镀锌制品油漆前的处理)
🗣️ 情景例句
know that I'm running for office
知道我正在竞选公职，
I ought to write a letter.
我应该写一封信。
Through my hands and fingers, I heard the sounds that one hears on a farm, the noises made by cows, horses, chickens and pigs.
通过手和手指，我听到了人们通常在农场所听到的声音--即牛、马、鸡、猪等叫出的声音。