Fenisobromolate
溴螨酯
🗣️ 情景例句
How's your son getting on with his English?
你儿子的英语学得好吗？
How old are you?
你多大了？
When it has been decided where we are going to drill, we put up at the surface an oil derrick.
当确定钻孔地点后，我们就在那里竖起一个井架。