K-l
abbr. bacillus Klebs-Loeffler bacillus (diphtheria) 克雷白杆菌（白喉）（代号）; Karhunan-Loeve transformation 卡胡南-洛夫变换
🗣️ 情景例句
Sometimes, at night,
有时候， 在夜晚，
Lack of knowledge is darker than night.
没有知识比黑夜还要黑。
A day may begin well enough, but suddenly everything seems to get out of control.
一天开始时，可能还不错，但突然间似乎一切都失去了控制。