Crew member disheartened when having to use oars? (6)

I believe the answer is:

sailor

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'crew member' is the definition.
(I know that sailor is a type of ship\\u0027s company)

I can't explain the rest of the clue.

Can you help me to learn more?

(Other definitions for sailor that I've seen before include "One in the main" , "Member of a ship's crew" , "Seafarer" , "Person who goes to sea" , "Seaman" .)

I've seen this clue in the Evening Standard.

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