Biotest
生物监测
🗣️ 情景例句
How many languages do you speak?
你会讲几种语言？
Jenny, does she really live here?
珍妮，你真的在迈阿密有母亲吗？
Though they may atttain considerable accuracy in the perception of flat form,
虽然他们对平面形的感觉能达到相当准确的程度，