... 边帮辅助炮孔side hole helper 辅助爆破relief blasting；spread blasting 辅助掏槽炮孔cut spreader hole；cut easer holes ...
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relief blasting
减轻爆破
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Standing in front of some of the world's most powerful men, K'naan stopped his performance to recite a politically-charged poem, blasting the U.N. for its failed relief mission in Somalia.
CNN: Somali rapper K'naan makes songs in the key of love
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