Ractinomycin
近放线菌素
🗣️ 情景例句
So how is it working out?
那么进行得怎么样了呢？
It's a once in a lifetime chance.
这是一生难得的机会。
It is not uncommon to hear that a shipping company has made a claim for cost of salvaging a sunken ship.
航运公司为打捞沉船而提出索赔，这是常有的事，