| 单词 | sideline |
| 释义 | Word Frequency sideline(ˈsaɪdˌlaɪn) noun 1. sport a line that marks the side boundary of a playing area 2. a subsidiary interest or source of income 3. an auxiliary business activity or line of merchandise verb (transitive) 4. to prevent (a player) from taking part in a game 5. to prevent (a person) from pursuing a particular activity, operation, career, etc |
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