清除 clean up; dump; purge; reset; erase; clear; unset; blast; obliterate; clear away; eliminate; get rid of; sweep away 清除不良工作作风 get rid of the bad working style; 清除金属中的浮渣 purge metal of dross; purge away dross from metal; 清除垃圾 clear away the rubbish; 清除精神污染 clear away ideological contamination; 清除卖国贼 purify the nation of traitors; 清除心灵中的邪念 cleanse the heart of sin; 清除一些不堪造就的学生 weed out hopeless pupils; 清除杂草 weed a garden; 清除债务 rid oneself of debt
Trees were traditionally cut down for firewood or cleared for agriculture . instead of clearing trees , farmers began to let them grow among their crops . at the same time , rainfall levels began to rise after a long dry period . today the rate of desert expansion in niger is dropping and the amount of harvested crops is up 树木传统上是被砍伐用来柴火或者被清除用做农艺上用.将清除树木的方法所代替,农民们开始让树木在他们的农作物中生长.与此同时,在上时间干旱之后,下雨量的水平开始上升.现在在尼日尔沙漠化扩张的速度正在下降并且丰收的农作物的数量正在上升