bw是什么缩写？
bw 是 bodyweight 的缩写，意思是体重；还有bacteriological warfare 细菌战；还有带宽Bandwidth的缩写都是bw。
bodyweight 翻译为：体重，机身重量，车身重量，身体重量。
例如：
1、But how much is too much? Doctors say students should carry no more than 10% to 15% of their own body weight.
但有多少是太多？医生说学生应该携带不超过10%到15%的他们自己的体重。
2、The experimental results prove that the concept of design is rational and the body weight bearing walking assist is effective.
试验结果证明了设计思想的合理性和减重步行助力的有效性。
Bandwidth 的复数：bandwidths ；Bandwidth翻译为带宽；频宽；带宽值；设置接口的带宽；频带宽度；宽带等。
例如：
1、
Disk space is how much space your files are allowed to use up, and bandwidth is the amount of data you can transfer to visitors.
硬盘空间规定了所有能够存放的文件容量大小，带宽决定了你可以以多快的速度将这些文件传输给访问者。
2、
P4G4 board can be a good solution to the problem above, which provides a wide data bandwidth and a strong signal-processing capability.
P4G4板卡具有较大的数据带宽和较强的信号处理能力，为雷达回波模拟提供了很好的硬件平台。
