Security clearance
[法] 忠贞调查
🧩 词语组成解析
🗣️ 情景例句
in a horse and carriage.
坐马车。
Through obedience learn to command.
只有学会听命于人，方能学会向人发号施令。
A short while ago, my sister helped me to carry one of my old bookcases up the stairs.
几分钟前，我妹妹帮我把一个旧书橱抬上了楼。