Structural steels can be subdivided into constructional steel and machinery steel.结构钢还可分为建筑用钢和机械用钢.A mixture of ferrite cementite forming distinct layers or bands in slowly cooled carbon steels.含%碳的钢(铁碳混合物的低共熔点),含%碳的碳钢是纯...
Nicky was rushed to hospital with concussion...尼基因脑震荡被火速送往医院。She fell off a horse and suffered a concussion.她从马上摔下来，造成了脑震荡。He was carried off the field with slight concussion.他因轻微脑震荡给抬离了现场.She suffers from brain concussi...
Traditionally, the bride pays for her bridesmaids’ dresses.传统上伴娘的服装费由新娘支付。Traditionally, the bride pays for her bridesmaids'dresses.传统上伴娘的服装费由新娘支付.The bridesmaids wore apricot and white organza...伴娘身着杏黄色和白色相间的透明硬纱礼服...