adj. 三倍的,三重的;高音的;最高声部的;尖锐刺耳的;
vt.& vi. 使成为三倍;增加两倍;
n. 最高音部,高音;三倍;
vi. 变成三倍;
tri-, tre- 【希腊传入拉丁】数字前缀;表”三”
🗣️ 情景例句
Riverdale High School
Riverdale高中
Her name has slipped from my mind.
我想不起她的名字了。
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!