Triploblastica
三胚层动物
🗣️ 情景例句
We'll place a trial order with you for 300 cases of pork luncheon meat.
我们想试定300箱罐装午餐肉。
I got sick and tired of hotels.
我讨厌旅馆。
It's mild,but it's not always pleasant.
气候温和，但也不总是宜人的。