across

音标发音

across用作副词时基本意思是“在〔到〕对面”。与静态动词连用多表示位置“在对面”,与动态动词连用多表示位置“向对面”“从这一边到另一边”。
across与数量短语连用,置于单位名词之后,意为“…宽”,表示跨度。
across还可表示状态,意为“成十字形交叉状”。
across在句中主要用作状语,也可用作表语或宾语补足语。
across不用于比较等级。
across后常加from，He lives across (the street) from my house. 他住在我的房子的对面。
与across不同，through是指在三维空间里移动。We walked across the ice. I walked through the wood.

from one side to the other of something with clear limits, such as an area of land, a road, or a river
on the opposite side of

If someone or something goes across a place or a boundary, they go from one side of it to the other.
Across is also an adverb.
If something is situated or stretched across something else, it is situated or stretched from one side of it to the other.
Across is also an adverb.
If something is lying across an object or place, it is resting on it and partly covering it.
Something that is across something such as a street, river, or area is on the other side of it.
Across is also an adverb.
You use across to say that a particular expression is shown on someone's face.
If someone hits you across the face or head, they hit you on that part.
When something happens across a place or organization, it happens equally everywhere within it.
When something happens across a political, religious, or social barrier, it involves people in different groups.
across the board&rarrsee board
If you look across at a place, person, or thing, you look toward them.
Across is used in measurements to show the width of something.