Kgy
[醫(yī)][=kilogray]千戈瑞：吸收劑量單位
??? 情景例句
I miss her very much.
我非常想她。
Necessity and opportunity may make a coward valiant.
需要和機(jī)會(huì)，可使懦夫變勇敢。
I was very tired this morning. I couldn't get up.
我早上很累，起不來(lái)。