Osseoalbuminoid
骨硬蛋白
🗣️ 情景例句
Or me?
或者我？
I'm glad to hear you are getting married.
我很高兴听到你将结婚的消息。
An enterprise has to incur certain costs and expenses in order to stay in business.
一个企业为了继续经营，不得不支出一定的费用和开销。