英译汉。 Most road signs you come across are straightforward. They tell you what to do, which direction to go in , which you re, etc., but occasionally, road signs can be funny!
拍照语音搜题,微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【判断题】已知 i 1 超前 i 2 60 0 , i 2 超前 i 3 150 0 ,则 i 1 和 i 3 的相位关系是 i 1 滞后 i 3 110 0