Restriction fragment
限制酶断片
🧩 词语组成解析
🗣️ 情景例句
He ran the drugstore
他经营药房
Did you go running this morning?
你今早去跑步了吗？
For one thing, when you earn money, you will not have to keep on asking your parents for money.
首先，当自己挣了钱，你就用不着老向父母要钱了。