陨石: meteorite, aerolite...
遗嘱: testament, will...
拓宽: to broaden...
争光: to win an honor, to strive to win a prize...
适时: timely, apt to the occasion, in due course...
受灾: disaster-stricken, to be hit by a natural calamity...
异想天开: to imagine the wildest thing, to indulge in fantasy...