水手们一边拉帆一边唱着节奏明快的劳动号子。
The sailors sang a rhythmic ___shanty while raising the sails.
水手们唱着劳动号子来协调划桨的节奏。
The sailors sang ___shanties to keep the rhythm while rowing.
工人们在工地旁边搭了一个简陋的小棚屋。
The workers built a small ___shanty near the construction site.