要现代工艺中,一般是用电镀法将锡镀在钢片上.In modern operations tin is generally deposited on the steel plate by electrolytic action.制备牙科车针主要有电镀法和钎焊法.There are two methods of producing diamond bures that are electroplating and brazing....
I struck the ball cleanly and my shot was on target.我干脆利落地击球，命中了目标。He lost a foot when he was struck by a train.他给火车撞伤，失去了一只脚。Markov died after being struck by a poison dart.马尔科夫身中毒镖而亡。...
He displayed a willful ignorance of their plight.对于他们的困境他故意装作一无所知.He's been willful and headstrong from a baby.他从小就固执任性.She was a willful child.她是个任性的孩子....
Her face was a revelation of age and dissipation.她的脸暴露了她的年龄和放荡的生活。the dissipation of energy in the form of heat以热量形式耗散的能量Don't permit yourself in dissipation.不要放任自己....