我突然感到莫名的惆怅。I suddenly felt unutterably depressed.她勉强露出颇带惆怅的一丝笑容.She managed a rueful little smile.四小姐这无名的惆怅也是最近三四天内才有的.An indefinable sadness had come over Huei - fang these last few days....
She'll be an asset to the team.她将是这个队的骨干。Ability to get along with people is an asset in business.在商业界善跟别人相处是可贵的优点.He is a great asset to our company.他是我们公司的宝贵人才....
这层大气称为外逸层.This region is called exosphere.在对流层上是平流层, 接着是电离层,最上层是外逸层.Above the troposphere is the stratosphere, followed by the ionosphere and capped by the exosphere....