常見例句Another one is called trachoma, or river blindness. 這些都是喜人的戰(zhàn)果,但還有更多的事情等著我們?nèi)プ觥?/li>The area should be free of major environmental health hazards such as malaria, onchocerciasis (river blindness), schistosomiasis (bilharzia), or tsetse fly. 安置點(diǎn)必須遠(yuǎn)離重大的環(huán)境健康威脅:如瘧疾、盤尾絲蟲病(河盲癥)、血吸蟲病(比哈西亞癥)或者采采蠅(睡病蠅)。The river had worn a ravine between the hills. 那條河在兩山之間已造成一個(gè)深谷。Can we dredge the river to make it deeper? 我們能不能把這條河疏浚得深一點(diǎn)?Navigation is difficult on this river because of the hidden rocks. 因?yàn)楹由嫌邪到福栽谶@條河上航行很困難。The police dredged up the parcel from the muddy river. 警方從渾濁的河水中撈出包裹。 返回 river blindness