“量级”怎么读

如果按8个数量级来看，延时量会显得小一些。The time delay would be smaller by eight orders of magnitude.他从轻量级（71公斤以下）转到了轻中量级（78公斤以下）。He changed from lightweight (under 71kg) to light middleweight (under 78kg).他在整个拳击生涯中都是以次中量级参赛.Throughout his...

“量级”的英语可以翻译为：order ...