活力英语怎么翻译

① 英语energy meter怎么翻译

能量计
短语
active energy meter: 累积瓦特计；有功电度表；瓦时计；功率计
electric energy meter: 电力能量计量表；电能表
apparent energy meter: 伏安时计；全功电度表；伏特安培小时计
laser energy meter: 激光能量测量仪；激光能量测定器
双语例句
Several thoughts on site calibration of electric energy meter are proposed.
本文就电能表现场校验工作提出几点思考意见。
The design of electronic energy meter by using the special metering IC is introced.

介绍一种采用专用计量芯片来设计电子式电能表的方法。

② 活力用英语翻译（简介，准确）

英文：vitality
中文：活力

③ 活力 怎么翻译

活力:
1. vitality
2. energy
Relative explainations:
<git-up> <livingness> <pep> <zap> <vigor> <lust> <push and go> <active force> <piss and vinegar> <vires> <vital impulse> <vis> <animal spirits> <the spark of life> <activity (coefficient)> <vim>

Examples:
1. 他的生气勃勃的活力使他成为一个艺术家。
The vital spark in him makes him an artist.
2. 她充满了青春和活力.
She is full of youth and vitality.
3. 缺乏营养耗尽，由于缺乏营养或活力而造成的
Exhaustion, as from lack of nourishment or vitality.
4. 精髓赋予特性或增添活力的物质或性质
A substance or quality that imparts identity and vitality; essence.
5. 那条消息使工人获得新的活力。
The news infused the workers with new life.

活力
vis viva,living force
活力论
vitalism
活力公式
vis viva formula
青年人的活力
the vigo(u)r of youth (=youthful vigo(u)r)
活力的显示
a show of strength.
生气,活力
the spark of life [ the vital spark ]
青春活力初现
the first flush of youth
缺乏活力的散文
pallid prose.
动物的活力。
animal vitality.
有活力的妇女
a woman of action.

④ “活力来自激情，激情来自青春”用英语咋翻译

Activity comes from passion, and passion comes from youth.