Possible Clues:

• Small bathing costume or atoll in Marshall Islands
• Cycling no good on island, it being a bomb site
• Brief two-piece swimming costume
• Might as well have nothing on atoll
• After goin' on two wheels, one gear in two pieces
• Photo shoot bathing suit
• Two-piece practised here with explosive results
• Goin' on two wheels over one island
• Swimming costume, foremost among beachwear items family's taken to island
• Tiny bathing costume