| 单词 | helper |
| 释义 | helper /hel"peuhr/, n. 1. a person or thing that helps or gives assistance, support, etc. 2. an extra locomotive attached to a train at the front, middle, or rear, esp. to provide extra power for climbing a steep grade. Cf. doubleheader, pusher (def. 5). [1250-1300; ME; see HELP, -ER1] Syn. 1. aid, assistant; supporter, backer, auxiliary, ally. |
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