Spectrograde
光谱级(的), 光谱纯(的)
🗣️ 情景例句
Do you want manual or automatic transmission?
你的汽车想配备一个手动挡还是自动挡？
Friends must part.
天下无不散之筵席。
He also said that he had found five empty whisky bottles which the ghost must have drunk the night before.
他还说他发现了5只空的威士忌瓶子，肯定是鬼魂昨天晚上喝的。