Higher authority
[法] 上级机关, 较高权力
🧩 词语组成解析
[经] 上扬
🗣️ 情景例句
Mrs. Smith, You're a wonderful cook.
史密斯夫人，你是一个了不起厨师。
To teach how to drive a car
教人驾驶汽车
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。