这些隧道工人正在修建一条新的地铁线路。

The ___tunnellers are working on constructing a new subway line.

这位年轻球员因擅长在狭小空间精准传球，被誉为球队最好的隧道手之一。

The young player is considered one of the best ___tunnelers on the team for his precise passes in tight spaces.