词汇	pre-production expenditure
释义	pre-production expenditure 生产前支出
随便看	electronic luminescence display electronic machinability computer electronic machine electronic machine tool control electronic magazine electronic magazines electronic magnetic block electronic magnetic compass Electronic Magnetic Defense electronic-magnetic interference electronic magnetic moment Electronic Magnetic System electronic magnetic valve electronic magnetometer electronic magneton electronic magnification electronic magnitude electronic mail general programming electronic mail header fields electronic mailing electronic mailing list electronic mail internet electronic mail mailbox Electronic Mail Message electronic mail message transfer agent