Fluorexon
[化] 钙黄绿素
🗣️ 情景例句
then you've got to smile first.
你就得先笑一笑。
I will take an escalator.
我将去搭手扶电梯。
The sides of the deer were coloured with a reddish-brown paint.
鹿的四周用一种淡棕带红的颜色勾勒。