Flugestone
氟孕酮
🗣️ 情景例句
That was not the case.
事实并非如此。
I am ready to sign the agreement.
我已经准备好了签合同。
namely 6 million million miles.) Radio waves also travel at the speed of light,
即6万亿英里）。无线电波也是以光速传播的。