关于billionth的百科

• billionth造句怎么写

• Thisanomaly,whichbreaksthelawsofphysics,lastedabillionthofabillionthofabillionthofasecond.OneNMisone-1billionthmeter.UNITNINETEENAnanometerisonebillionthofameter(3~4atomswide2).Thecentimeter-gram-secondelectromagneticunitofresistance,equaltoonebillio...
• 2018-10-2015114