He is still vain enough to dye his hair red.他还是很虚荣，把头发染成了红褐色。It became obvious that all her complaints were in vain.很明显她所有的抱怨都是白费口舌。I am not a vain creature.我不是个爱慕虚荣的人。...
The raw material for the tyre is a by-product of petrol refining.制造轮胎的原材料是提炼汽油时产生的一种副产品。The product may form the feedstock to a subsequent refining process.产品可以作为原料去进一步加工.These metals may be purified by a technique calle...
A vacant lot or a bombsite can, to the amateur naturalist, produce an extraordinary variety of flora and fauna.对于业余博物学者来说，在一片空地上或被炸后的废墟里可能发现种类繁多的植物群和动物群。Litter breakdown or fragmentation is due to the litter fauna.落叶层粉碎的...
Excessive deflection in a structure may cause considerable damage to cladding.结构的过大挠度可以引起覆盖面的巨大破坏.Latest progress and research status of laser cladding ceramic coating was summarized.综述了激光熔覆稀土陶瓷涂层研究现状及其最新进展.The general d...
Minerva depicted herself with helmed head, her Aegis covering her breast.密涅瓦把自己描绘成带着头盔, 用盾牌护住自己的胸部.He reached into his breast pocket for his cigar case.他把手伸进胸前口袋里拿雪茄烟盒。What is the unfavorable site for carcinoma of the br...