n. 价钱,代价;花费,费用;牺牲;[用复数][法律]诉讼费;
vi. 价钱为,花费;估计成本;
vt. 付出代价;估价;使丧失;使付出努力;
🗣️ 情景例句
I estimate his age to be about 30.
我估计他的年龄大约30岁。
I cannot agree with you on this point.
在这一点上,我不能同意你的意见。
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!