| 释义 |
〔hydrometer〕An instrument used to determine specific gravity, especially a sealed, graduated tube, weighted at one end, that sinks in a fluid to a depth used as a measure of the fluid's specific gravity.液体比重计：一种用来测量比重的仪器，特别是封口的量杯，一端有重量，将其下沉到一定深度，这个深度用来确定液体的比重〔structural〕A part of a structure that bears a weight, or the structural piece used for such a part.结构中有重量的一部伤，或为这一部份所用的构造物 |