Chorulon
绒毛膜促性腺激素
🗣️ 情景例句
Last year's tax forms?
譬如去年的纳税申报表格？
She can only speculate on the amount of damage done.
她只知道推测损失额的方法。
Do we have to wear the helmets?
我们得戴上防护帽吗？