Differential limen
差别阈限
🧩 词语组成解析
differential
['dɪfə'rɛnʃəl]
adj. 差别的;特意的;[数]微分的;[机，物]差动的;
n. [数]微分;差别;工资级差;[机]差动器;
di, dif, divid 表示”分开”;”取消”,”否定”;”不同”
n. 阈限\\n[医] 阀
🗣️ 情景例句
How many stamps do I need?
我需要多少邮票？
They are so busy these days, that they don't even have time for their friends.
他们最近忙得没法和朋友见面。
Two of his assistants had been working busily since eight o'clock and had only just finished.
他手下两名店员从早上8点就开始忙碌，这时刚刚布置完毕。