fluorescence
n[U]
property that a substance has of emitting light while being exposed to light or some other radiation of a shorter wavelength 荧光. Cf 参看 phosphorescence.
🗣️ 情景例句
He knows everything about the production schedule,
他知道生产进度的一切情况,
Not only did he make a promise, but he also kept it.
他不仅许下诺言,而且遵守了。
It took him some time to connect the long rubber pipe to the air supply pipe that ran round the port, but at last it was done and as a result work was able to progress much faster.