已知平面向量 a=(1,2),b=(-2,3),2a+3b=_____
(-4,13)
暂无解析
I_____him150dollarsandmustpayhimbacktomorrow.
Herfatherleftherallhismoneywhenhedied,whichmadeherfinancially_(dependent)
他孤注一掷用自己的积蓄开了一家小商店。翻译
Weallknowaboutthe_____thatsmokingcandotoourhealth.
垄断利润是垄断统治在经济上的()