Kitasamycin
北里霉素
🗣️ 情景例句
He is on another line right now.
他正在接另一个电话。
Do you have anything to declare for customs?
你有一些东西申报海关吗？
when they would be capable of providing information about traffic jams and suggesting alternative routes, when they would be used in hospitals to help doctors to diagnose illnesses, when they would relieve office workers and accountants of dull, repetitiv
计算机可以使办公室人员和会计免除那些枯燥、重复的劳动。