I had to be very careful on the daily rationing - weighingout what was left of the nuts, dried fruit and other small snacks very carefully so we had about 100g each.
The intrinsic value of gold and silver, the ease with which they can be carried, and the simplicity of weighingout any desired amount have promoted the use of these commodities.
金银本身的内在价值，携带方便、计量简捷，使之从众多商品中分离出来成为货币。
3
After up to 40 hours underwater, the researchers, in hopes of weighing the motionless spiders later, laid them out to dry.