Mammogenesis
乳腺发育
🗣️ 情景例句
Not now, I'm not in the mood for an argument.
别这样，我可不想吵架。
Yes, please.
是的，麻烦了。
For hundreds of years, St.Bernard dogs have saved the lives of travellers crossing the dangerous Pass.
几百年来，圣伯纳德修道院驯养狗拯救了许多翻越这道山口的旅游者的生命。