shirleyxtt00
calibrate 英 [ˈkælɪbreɪt] 美 [ˈkæləˌbret] vt. 校准; 使标准化; 使合标准; 测量（枪的）口径; [例句]Pesticide levels in food are simply too difficult to calibrate.食品中杀虫剂的含量很难精确测定。[其他] 第三人称单数：calibrates 现在分词：calibrating 过去式：calibrated 过去分词：calibrated英英释义：If you calibrate an instrument or tool, you mark or adjust it so that you can use it to measure something accurately.
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