Bactericidal coefficient
[医] 杀菌系数
🧩 词语组成解析
a. 杀菌的\\n[医] 杀菌的
coefficient
[,koɪ'fɪʃnt]
n. 系数;（测定某种质量或变化过程的）率;程度;协同因素;
adj. 共同作用的;合作的;
co共同+ef出+fici做+ent...的 → co共同+efficient做出来=有效的 → 一起有效的 → 系数
🗣️ 情景例句
There are four of us including my parents, a younger sister and me.
有四口人，父母亲、妹妹和我。
It has been a long time since last came here.
自从我上次来这里已经有很长时间了。
As the neighbours complained of the noise, my husband spent weeks training him to press his paw on the latch to let himself in.
由于邻居们对狗叫很有意见，所以我丈夫花了几个星期的时间训练它用脚爪按住门闩把自己放进来。