Sers
表面增强拉曼谱仪
🗣️ 情景例句
Too late now.
现在太迟了。
What number should I dial to get the operator?
我应该拨什么号码找到接线员？
He has deliberately chosen to lead the life he leads and is fully aware of the consequences.
他是故意在选择过那种生活的，并完全清楚以这种方式生活的后果。