We did not realize the magnitude of the problem.
我们没有意识到这个问题的重要性。
a discovery of the first magnitude
一项极重要的发现
The star varies in brightness by about three magnitudes.
星体的亮度大约分三个星等。
1.广大,巨大;伟大,重大,重要性;大小;积;量;【天】(恒星的)等,等级,光度;【数】量值
1.great size, importance, or effect; size, either great or small
2.the strength of an earthquake, measured with numbers from 1 to 10, where 10 is the most powerful
3.the brightness of a star, shown as a number
1.I began by noticing the sunsets, and I had the time to stop and really wonder, at the beauty and the magnitude of it all.
一切从我留意到日落那时开始，我能有时间停下来，真正对那日落美景，对那份壮丽感到惊叹。
2.Now I was nervous. I bet it would be the same feeling of somebody to meet Hillary Clinton or to that magnitude.
我非常紧张，我打赌那是一种同即将见到希拉里·克林顿一样的感觉。
3.But let me also profile the magnitude of the challenge with just a few statistics.
不过，我想仅用少量统计数据概述一下这项挑战的规模。
4.In the light of the magnitude of these losses, it would be prudent to act as if [global warming] is correct.
根据这些损失的数量，如果全球变暖的预测是正确的，则需谨慎对待。
5.To be the cause of an accident of this magnitude is so irresponsible that it defies the imagination.
造成这类灾害的人竟然如此不负责任，自然后果不堪设想。
6.The Dow Jones Industrial Average's 46% surge was one of just six of that magnitude in the last 100 years.
道琼斯工业股票平均价格指数46%的涨幅在过去100年里仅出现过六次。
7.When axial loads are incidental and of small magnitude, the members are kept from sliding along the shaft by means of a set screw.
当轴向负荷是偶然和小规模，成员不断从沿轴滑动螺杆的一套方法。
8.Many doctors question the magnitude of harm from combining these medicines, and a second, smaller study suggests it may not be very large.
许多医生都质疑这种联合用药的不良性，而且另一个较小规模的研究显示这一危害可能并不是特别大。
9.Earthquakes of similar magnitude have struck bigger cities in richer countries and claimed just a few dozen lives.
类似震级的地震发生在比海地更富裕的国家中的更大的城市时，死亡人数却仅有几十人。
10.Then quakes will increase to the point of being considered magnitude 6-7 along the long New Madrid fault line and its attendant splinters.
然后沿着新马德里断层线及其附属断层，地震会增加到预计6-7级。