General meaning of "extensive":
* 広範 (kōhan): This is the most common and direct translation for "extensive," meaning "wide-ranging," "broad," or "comprehensive."
* 広大 (kōdai): This word means "vast" or "huge" and can be used for extensive in terms of physical size or scope.
Specific contexts:
* 広範囲 (kōhan-i): This emphasizes a large area or range, like "extensive research."
* 広範囲にわたる (kōhan-i ni wataru): This translates to "extending over a wide range" or "covering a broad area."
* 広範囲に及ぶ (kōhan-i ni oyobi): This means "to extend to a wide range" or "to reach far and wide."
* 広大な (kōdai na): Used for something physically extensive, like an "extensive forest."
Example sentences:
* 広範な知識 (kōhan na chishiki): Extensive knowledge
* 広大 (kōdai) な庭園 (teien): A vast garden
* 広範囲にわたる (kōhan-i ni wataru) 調査 (chōsa): Extensive research
* 広範囲に及ぶ (kōhan-i ni oyobi) 影響 (eikyō): Far-reaching influence
The most appropriate translation will depend on the specific context and the shade of meaning you wish to convey.