これより先さき

expression

ahead; further on; beyond this place

Refers to a location or direction beyond the current point, often used in navigation or when giving directions.

• これより先さきは立たち入いり禁きん止しです。

  Beyond this point is off-limits.

• これより先さき、道みちが狭せまくなります。

  The road narrows ahead from here.

expression

before this; prior to this; earlier

Refers to a point in time before the current moment; often used in formal or written contexts to indicate something that occurred earlier.

• これより先さきに述のべたように、計けい画かくは変へん更こうされました。

  As mentioned earlier, the plan has been changed.