across
/əˈkrɒs/preposition & adverb
1- from one side to the other of (something)从…一边到另一边：
1.1
- expressing movement over a place or region表示运动经过一地方或区域越过：
as prep. I ran across the street我奔跑过街
travelling across Europe
穿越欧洲旅行
as adv. he had swum across.他已经游过去了。
1.2
- expressing position or orientation［表示方位、方向］对过, 横过：
as prep. they lived across the street from one another他们两个隔街居住
the bridge across the river
跨越河流的桥
as adv. he looked across at me他朝我看过来
halfway across, Jenny jumped.
到了中途, 珍妮就跳了起来。
1.3
- as adv. used with an expression of measurement与度量用语连用宽：
mounds some 30 metres across.
大约30米宽的土墩。
1.4
- as adv. a crossword answer which reads horizontally横向字谜答案：
19 across.
第19行。
短语
across the board
1
- applying to all全面的：
the cutbacks might be across the board.
可能全面缩减。
1.1
- US (in horse racing) denoting a bet in which equal amounts are staked on the same horse to win, place, or show in a race〈美〉（赛马用语）综合赌注（对同一匹马在比赛中胜出, 名次或出现的情况都下相同赌注）。
across from
- opposite对面：
she sat across from me.
她坐在我对面。
be（或get） across something
- Austral. be or become fully cognizant of the details or complexity of an issue or situation〈澳〉明了, 洞悉（问题或情境的详情, 复杂性）。
词源