A ratchet mechanism transfers the thread from spool to bobbin.一种棘齿装置把线从线轴转到梭心上。On dictation equipment, a spool on which magnetic tape is wound.在口述记录设备上, 一种卷绕磁带的轴.a spool of cotton一轴棉线a spool of thread一轴线...
Flu virus can live on shared objects ( doorknobs, keyboards, counters, etc ).病毒可以在共用物品表面生存 ( 门把手 、 键盘 、 柜台等 ).The doorknobs, hinges and copper wiring were stolen, as were the appliances and carpet.门把手 、 铰链、铜配线, 还有家用电器和地毯...
To authorities, the misconducting appears as the behavior bringing harming effect to science asas its practitioner.科学权威的失误是指, 权威受多种因素影响不能有效发挥其功能而给科学或他人带来不利影响的行为....