Ophiocistioidea
蛇函纲
🗣️ 情景例句
I think she has a stomachache.
我想她肚子痛。
At this time of the year farmers plow their fields.
在一年这时候农夫们耕作他们的土地。
You'd better go to bed earlier tonight, if you can.
如果可能，你今晚最好早点儿睡觉。