蚊子是一个强大的敌人，在茂密的云层中，几乎可以显而易见，掩盖了每个人对他附近的人的视野。昆虫在他们周围嗡嗡作响，抱怨，紧贴着身体的每个部位，进入耳朵，鼻子和嘴巴。
(The mosquitoes were a formidable enemy, coming in thick clouds so dense as to be almost palpable, obscuring each man's vision of those near him. The insects buzzed and whined around them, clinging to every part of their bodies, getting into ears and nose and mouth.)