Biosystematic
a. biosystematics的变形
🗣️ 情景例句
you can wash the dishes and clean up after dinner.
你就在晚餐后洗盘子和收拾桌子。
Sorry, I don't.
对不起，我没有。
Grandma is ill, she said. I must take her to hospital.
“奶奶病了，”她说，“我必须送她去医院。