载人宇宙飞行的前景看上去充满了越来越多的变数。The future for manned space flight is looking increasingly uncertain.作为摩托车初学者，切勿后座载人。As a learner rider you must not carry a pillion passenger.载人的潜水器与宇宙飞船一样, 必须在非自然的环境下保持生存条件.Manned submersibles, l...
Scientists have discovered that most of the active volcanoes in the world are located in a T-shaped area.科学家们发现,世界上大部分活火山都位于一个T形地区里。Hawaiian volcanoes are among the most thoroughly studied and systematically monitored ac...
Greta Garbo went to great lengths to hide from reporters and photographers.葛丽泰·嘉宝想方设法躲开记者和摄影师。He gave reporters the slip by leaving at midnight.他在午夜时分离开，避开了记者的追踪。She was constantly on the phone, ladling out inside detail...
你只管先往前走。我随后就来。You just go on ahead. I'll come by later.只管干吧，我相信你用不着我来为你安排。Go right ahead, I'm sure you don't need me to organize you.只管哭吧。别忍着。Go ahead and cry. Don't hold it in....