陨石: meteorite, aerolite...
前来: to come (formal), before, previously...
竞赛: race, competition...
讲座: a course of lectures...
番茄: tomato...
提出: to raise (an issue), to propose, to put forward, to suggest, to post (on a website), to withdraw (cash)...
钻石: diamond...
埋: used in...
她: she...
搭乘: to ride as a passenger, to travel by (car, plane etc)...