Tests at random
[经] 遂机检验, 抽查
🧩 词语组成解析
n. 测验（test的复数）
at
[æt]
prep. （表示位置）在;在（某时间或时刻）;以，达; 向，朝;
n. 阿特（老挝辅币单位，100 阿特 = 1 基普）;
random
['rændəm]
adj. 任意的;随机的;胡乱的;
n. 随意;偶然的行动;
🗣️ 情景例句
Yes.
对。
Every family has problems.
家家有本难念的经。
It later became apparent that rabbits were developing a degree of resistance to this disease,
后来，明显看出，兔子对这种疾病已产生了一定程度的免疫力，