negative pre ure automatic recorder negative pressure automatic recorder
Related Translations:
负: Ⅰ名词1.(负担) burden; load 短语和例子如释重负 as if relieved of a heavy load2.(亏损) loss 短语和例子亏负 deficit; debt3.(失败) defeat 短语和例子胜负未卜 victory or defeat not yet decided; 不分胜负 end in a draw; end in a tie;
