上一辈的英文：
the last generation

generation是什么意思：
n. 代；一代，世代；一代人；同时代的人；产生，发生

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。

“Director General” means the Director General of the Organization
“总干事”指本组织的总干事

The general directed the army to attack.
将军指挥军队进攻。