Hapten
n. 半抗原, 不全抗原\\n[化] 半抗原
??? 情景例句
You must be very tired after the journey.
旅行之后，您一定累了吧！
How I wish the vacation would last longer!
如果假期長(zhǎng)一點(diǎn)那該多好。
first, those whose work is work and whose pleasure is pleasure;
第一類是分清工作是工作，娛樂是娛樂的人；