Key click
[计] 电键卡嗒声
🧩 词语组成解析
key
[kiː]
n. 钥匙;（打字机等的）键;关键，线索，秘诀;（音乐的）调;
vt. 键入;锁上;调节…的音调;提供线索;
vi. 使用钥匙;
adj. 关键的;主要的;
click
[klɪk]
n. 喀哒声;爪，掣子;[计]（鼠标）点击;[语言学]吸气音;
vt. 使发出喀哒声;
vi. 发出喀哒声;极成功;合得来，一见如;[计]鼠击;
🗣️ 情景例句
Will dinner be served on this train?
火车上供饭吗？
If you would have a thing well done, do it yourself.
如要是情做得好，你须亲自动手搞。
it requires 97 per cent less energy to travel the quarter of a million miles from the Moon to Earth-orbit than the 200 mile-journey from Earth's surface into orbit!
因此，从月球到地球的25万英里所消耗的能量要比从地球表面进入地球轨道的200英里所耗能量少97%。