Bixylyl
联二甲苯基, 四甲联苯基
🗣️ 情景例句
Where's your grandson Robbie and his friend Alexandra?
你的孙子Robbie和他的朋友Alexandra呢？
Whom will you miss to?
你将想谁？
So, ask businesses on both sides of the Atlantic, why have two lots of tests where one would do?
因此，大西洋两岸的企业都在问，当一套测试可以解决问题时，为什么需要两套呢？