down, to or on the ground. prep
with the bottom lodged on the ground
a operating from or designed to be fired from aircraft at targets on the ground
a flock of birds (especially when gathered close together on the ground)
An instrument with four iron points, so disposed that, any three of them being on the ground, the other projects upward
come in on the ground floor
从一开始就参加
get in on the ground floor
v. 取得有利地位
kneel on the ground
跪在地上
on the ground of
以...为理由[法] 以...为理由, 以...为籍口
on the ground that
conj. 基于
thin on the ground
缺乏的, 稀少的