Medullary carcinomas can be sporadic or familial.髓样癌可以是散在单发,也可以是家族性发病.Most of the smaller hornblendite bodies contain about 5 - 10 percent magnetite, with only local sporadic enrichment.在小的角闪岩体中,磁铁矿可占510%, 仅有局部的散染状富集.Sud...
A victory for Allende would imperil our interests in the Western Hemisphere.阿连德一旦获胜,就将危及我们在西半球的利益.I will not imperil my soul. I will uphold the justice of the Church.我不愿使我的灵魂受到玷污, 我要维护教会法律的公正.Conservationists say the los...
The middle button of his uniform jacket was strained over his belly.制服上装中间的纽扣在他的肚子上绷得紧紧的。Smiling for the cameras, the two men strained to make small- talk.两名男士微笑着面对镜头，东拉西扯着。His voice had lost its resonance; it was tense ...