| 单词 | undertaking |
| 例句 | undertaking noun 1.•a risky undertaking:enterprise, venture, project, campaign, scheme, plan, operation, endeavor, effort, task, deed, activity, pursuit, exploit, business, affair, procedure | mission, quest. 2.•make an undertaking to comply with the rules:pledge, agreement, promise, oath, covenant, vow, commitment, guarantee, assurance, contract. |
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