查询词典 magneto bell

Bell spent his evenings experimenting with tuning forks (fork-shaped pieces of metal which always produce the same musical note and which are used to tune pianos), metal springs, and magneto batteries.

一个又一个夜晚，贝尔用调音叉(一种制成叉子形状的总是发出同一种音调的金属制品，常用来给钢琴调音)、金属弹簧、磁电机电池来做实验。

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因，如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务，你就做你的事好了。