Spectrograde
光谱级(的), 光谱纯(的)
🗣️ 情景例句
Certainly, sir. The elevators are right across the lobby.
当然可以，先生。电梯就在大厅的正对面。
That'll put us both in the picture.
这样双方都能了解全面的情况。
You will be very lucky if he lets you go without a ticket.
如果他没给你罚单就放你走了，算你走运。