Sphygmogenin
[医] 肾上腺素
🗣️ 情景例句
I fold the fliers.
我摺传单。
These shoes are worn-out.They've lasted a long time.
这些鞋子旧了。已经用了很长时间了。
I have just heard from my sister, Mary.
我刚收到我妹妹玛丽的一封信。