zhè / bǎ / jī / wěi / jù / de / jù / tiáo / hěn / xì / shì / hé / qiē / gē / xiá / zhǎi / de / kāi / kǒu这把鸡尾锯的锯条很细,适合切割狭窄的开口。The blade of this keyhole saw is very narrow, making it suitable for cutting tight openings.