碘容易集于甲状腺.Iodine tends to localize in the thyroid.缺碘是造成麻烦的常见原因.Lack of iodine is a common cause of trouble.将碘硫酸奎宁的微观针状晶体嵌于塑料片基之中.Microscopic needle - shaped crystals of herapathite are embedded in a plastic base....
纳戈尔诺-卡拉巴赫是阿塞拜疆境内亚美尼亚人聚居的一块飞地。Nagorno-Karabakh is an Armenian enclave inside Azerbaijan.这是一片鳄鱼聚居的沼泽地.This is a crocodile - infested swamp.同时,人口也开始迅速增长起来, 稠密地聚居在不大的地域内.Population rapidly increased in number , and in small ...