1·史载最后一次喷发发生于1846年。
The last recorded eruption took place in 1846.
2·1846年以前没有人在天文望远镜中真正看见这颗行星。
No one actually saw the planet in a telescope until 1846.
3·唐纳之队在1846年4月离开伊利诺伊的斯普林菲尔德。
The Donner party left Springfield, Illinois, in April 1846.
4·在1846年末的一个时候克莱门斯一家搬进了那栋房子。
The Clemens family moved into that house sometime in late 1846.
5·来自伊丽莎白父亲的反对迫使他们于1846年私奔。
Opposition from Elizabeth's father forced them to elope in 1846.
6·从1827年到1846年他任该大学的教授和校长。
From 1827 to 1846 he was professor and rector at that university.
7·一个叫威廉·黑尔的美国人，在1846年组装了一枚经过大大改进的火箭。
An American, William Hale, assembled a vastly improved rocket in 1846.
8·然而不管怎样，历史学家基本可以确定这座钟是在1846年破裂的。
In any case, historians are almost certain that the bell was cracked by 1846.
9·在1846年，人们确定了另一个发现，即太阳系中的第八颗行星。
In 1846, another discovery was confirmed, the eighth planet in the solar system.
10·该基地自1843年到1846年建成，外墙厚1.8米。
The unit had been built since 1843 to 1846. Its ourdoor walls are 1.8 meters thick.