gravity weight

基本解释

With variations of gravity the weight rises or falls.
荷重随着重力的变化而升起或降落。
In the Earth's gravity, weight and is equivalent in quality, but different metric units.
在地球引力下，重量和质量是等值的，但是度量单位不同。
“It describes the power needed to propel a bike against our everyday foes: gravity, weight, friction, wind resistance, ” he writes.
“它描述了推动自行车克服日常阻力——如引力、重量、摩擦力以及风阻——所需要的能量，”他这样写到。

It showed their instruments, food storage, and details of how they moved and worked without gravity to give them weight.
You can see that if a was equal to g, your downward acceleration is that of gravity, namely the cable has snapped in the elevator, Then you don't feel any weight.
你会发现如果 a 等于 g,你下降的加速度就是重力加速度,也就是电梯的绳索断了,那时你会完全失重
耶鲁公开课 - 基础物理课程节选

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