grasped at短语⁴⁰⁹⁹⁷ 基本例句 na.攫取 A succession of agency leaders have grasped at grandiose proposals— go back to the moon, on to asteroids and Mars— that have fallen through for lack of support on Capitol Hill. 一大批机构领导已经紧抓很多宏伟的提议---回到月球，登上小行星和火星---这些曾因国会山缺少支持而失败。 yeeyan