Fdcd
[化] 荧光检测圆二色性
🗣️ 情景例句
She's so cute.
它真逗人喜欢。
I can't remember what John was doing yesterday afternoon.
我不能记得约翰昨天下午正在做的东西。
Portable boiling elements that can boil small quantities of water are useful when the right voltage of electricity is available.
如果有相配的电压，可以煮少量水的便携式热水装置是有用的。