Mr. Ban called on all societies to " spare no effort in bringing to justice the perpetrators of attacks on journalists" .

潘基文向全社会发出呼吁，我们要不遗余力将罪犯绳之以法。”

Adults need to spare no effort to earn money to support their families.

成年人需要不遗余力地挣钱养家。

For some students, they need to spare no effort to get school offers which means that they don't have time to relax.

对于一些学生来说， 他们需要不遗余力地获得学校的录取通知书， 这意味着他们没有时间放松。

On Wednesday, he called for " the international community and all humanitarian organizations to help the Afghan people affected by this great tragedy and to spare no effort to help the affected people."

星期三，他呼吁“国际社会和所有人道主义组织不遗余力地帮助受到这场巨大悲剧影响的阿富汗人民”。