Diptox
百砜混剂
🗣️ 情景例句
She was still beautiful at the age of forty.
她活到四十岁仍然很美。
I'm gong to show him how to paint.
我正要指点他如何画画。
since ground stations and satellites cannot see everywhere.
因为地面工作站和卫星不可能看到地球上的每一个地方。