同根派生 time study相关词英汉例句If you spend more time studying than cutting up, you'd get better grades.如果你能在學習上多花些工夫,而不是衚閙,你的分數會大有提高的。You could with profit spend some extra time studying the text.你多花點時間學習課文是有好処的。time study更多例句