Fluorogen
荧光团
🗣️ 情景例句
Get to the heart of the matter.
请讲问题的实质。
Well done, friend.
朋友，做得好。
He waved desperately to his companion, who had been water skiing for the last fifteen minutes.
他绝望地向他的伙伴挥手，他的伙伴在过去的15分钟里一直在滑水。