Plasminic acid
[医] 胞浆素酸
🧩 词语组成解析
🗣️ 情景例句
But it is not polite to ask older people their age.
但问老人的年龄是不礼貌的。
We extend hospitality to our guests.
我们热情款待客人们。
but ten months later, she received a letter from a girl in Holland.
但10个月以后，她收到了荷兰一位姑娘的来信。