Sclerotiorin
核丛青霉素
🗣️ 情景例句
Do you want a first class, business class or economy seat?
你想要头等舱、商务舱还是经济舱？
Can I fix you a drink?
我给你调饮料好吗？
hold the string so that the weight nearly touches the ground.
让重物几乎接触地面。