straight ahead 1
look ahead, lie ahead 1 5
move ahead 2
get ahead 3
plan ahead 6
go ahead 7
ahead of schedule/time 3
in the days/months/years ahead 5
英汉双解词典包含141091条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。