Indigometer
靛蓝计
🗣️ 情景例句
It's because I have a bad cold.
那是因为我患了重感冒。
You're a attractive girl.
你是一个有魅力的女孩。
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。