强健的方下巴是刚毅性格的标志.A strong square jaw is a sign of firm character.他是个体质强健的人.He was a man with a sound constitution.他们应该知道,自己有十分强健的肌体,不必为疾病所吓倒.They need to know that they are the possessors of a remarkably robust mechanism....
The six astronauts on board will spend ten days in space.飞船上的6名宇航员将在太空度过10天。Astronauts work in weightless conditions.宇航员在失重的条件下工作。The astronauts work and live in the space capsule.宇航员在航天舱里工作生活....