大体上的英文：
by and large
for the main
in general
in gross
in large
in principle
in rough
in round figures
in substance
in the gross
in the main
in the mass
more or less
on the whole
substantially

参考例句：

In general
通常,大体上

In general; generally speaking
大体上;一般而言;大多数

In the main: for the most part, on the whole
大体上;基本上

In essence
大体上,本质上

His assessment is substantially correct.
他的评估大体上是正确的。

His criticism is substantially correct.
他的批评大体上是正确的。

Taking it by and large, the conditions of employment are good.
从大体上说来， 就业条件是好的。

Taxonomy is very largely subjective and intuitive
分类学大体上是很主观和直观的。

The asthenosphere corresponds approximately to the low-velocity zone
软流圈，大体上相当于低速带。

The rules were right in principle, but they're hard to put into effect.
这些制度大体上是正确的，但很难实行。

large是什么意思：
adj. 大的，宽大的；多的，多量的，多数的；广博的；广泛的
adv. 大，大大地；夸大地

The shop was mobbed by a large crowd.
这家商店遭到一大群人的袭击。

This picture attracts a large audience.
这部电影吸引了很多观众。

The concert drew a large audience.
音乐会吸引了大量的观众。

main是什么意思：
adj. 主要的；全力的，尽力的
n. 总管道，总线；干线，电力网，电源；体力

by (main) force
用蛮力, 全靠气力; 以最大的力气

main gate lodge
大闸区；大闸门房；大闸传达室

This is the main road into town.
这是进城的主要道路。

general是什么意思：
adj. 普遍的，全体的；正常的；大致的，笼统的
n. 将军

generalized ensemble
广义系综

general average
共同海损

The steam can generate electricity by turning an electric generator.
蒸汽可以转动发电机发电。