例: He made no effort to hide his disappointment.
他毫不隐瞒自己的失望。
例: Finding a cure requires considerable time and effort.
找到一种治愈方法需要大量的时间和努力。
例: Medical schools must make an effort to enrol promising students from minority ethnic groups.
在招收有潜力的少数民族学生方面,医学院必须加以努力。
例: Despite the efforts of the United Nations, the problem of drug traffic continues to grow.
尽管联合国在控制毒品走私上做出了努力,但这个问题依然在持续加重。