zhè cì / rèn wù / fēi cháng / wēi xiǎn / méi yǒu / zú gòu / de / dǎn lì / shì / wú fǎ / wán chéng / de这次任务非常危险,没有足够的胆力是无法完成的。This mission is extremely dangerous; without sufficient courage it cannot be accomplished.