Gengou phenomenon
[医] 让古氏现象(补体结合)
🧩 词语组成解析
🗣️ 情景例句
How much time will it take for my mail to get to where it is going?
我的信件到达它要去的地方要用多少时间？
Have but few friends though many acquaintances.
朋友要少，熟人要多。
Was it too big?
太大了吗？