到20岁时，他就会认识华盛顿所有值得认识的人。By the time he's twenty he'll know everyone worth knowing in Washington.人群为了被视为最值得拥有的物品涌入屋里。The crowd moved indoors for what were deemed the most desirable items.你可能会觉得自己不值得别人关心和帮助。You ma...
This is essentially a development of thoria dispersion strengthened nickel alloys.这基本上是用二氧化钍弥散强度化的镍基合金.The lack of deep hardening in these alloys negates their use.这些合金缺乏深层硬化能力使它们无法利用.Initially these alloys were austenit...
Liddie's doorway yawned blackly open at the end of the hall.走廊尽头利迪的门黑洞洞地敞开着。She yawned, and stretched lazily.她打了个哈欠，伸了个懒腰。The gulf between them yawned wider than ever.他们之间的隔阂比以往任何时候都要深。...
Covering from sample development to approvals and presenting reports on time.责任覆盖由样板发展、批核及至准时提交报告.B & W products have achieved CE 、 UL 、 DB 、 ROSH and other international approvals.我公司的产品已取得CE、UL、DB、ROSH等国际认证.Biotechnolo...