Treponemataceae
[医] 密螺旋体科
🗣️ 情景例句
Sometimes he's very sad.
他有时很忧悒。
Poison is poison though it comes in a golden cup.
纵然装入金杯，毒药还是毒药。
Summer is from December to February, and winter is in June, July and August.
夏天从12月到2月，冬天是在6月、7月和8月。