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baseline 音标拼音: [b'esl,ɑɪn] 基线 基线 baseline 基线 baseline 基线 baseline n 1: an imaginary line or standard by which things are measured or compared; "the established a baseline for the budget" 2: the back line bounding each end of a tennis or handball court; when serving the server must not step over this line [synonym: {service line}, {baseline}] 3: the lines a baseball player must follow while running the bases baseline \baseline\ n. 1. an imaginary line or standard by which things are measured or compared; as, they established a baseline for the budget. [WordNet 1.5] 2. the back line at each end of a tennis court. [WordNet 1.5] 3. (Baseball) the lines between bases on a baseball field along which a baseball player must run while running the bases. [WordNet 1.5] 4. a measurement that represents the value of a physical quantity (such as a voltage, or a level of radioactivity) in the absence of effects from other variables in a measurement, test or experiment; a control value. [PJC] 5. any horizontal line in a plot, graph, or diagram, or on a visual display in an electronic device, used as a reference point to which other values are referred. [PJC] {released version}
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