如果可能，应追查谣言的源头。If it's possible, track the rumour back to its origin.探险者在中非找到了尼罗河的几处源头.Explorers traced the Nile River to its several headstreams in Central Africa.我们溯河而上,直到源头.We traced the river to its source....
The doctor was associated in the child's mind with injections and pains.在孩子的心里,医生总是使他联想到打针与疼痛.Injections of vitamin C are obviously advantageous.注射维生素C显然是有利的.He has occasional injections to maintain his good health ...
She exhibited none of the narcissistic and nihilistic tendencies of her peers.她一点儿都没表现出同龄人那种自恋和虚无主义的性格倾向。Oxide film was determinated with X - ray diffractometry and scanning electron microscopy exhibited amorphous and ce...