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rough rough smooth
sl ave slave slave ry
slave slave slavery
electric electric: an electric machine, light etc works using electricity electrical: related to or connected with electricity
electric electric: an electric machine, light etc. works using electricity electrical: related to or connected with electricity
ordinary ordinary: common, not unusual or different in any way
ordinary ordinary: common, not unusual or different in any way
graduate graduate student t:研究生 exchange student:际交换学生
graduate graduate student: 研究生 exchange student: 国际交换学生