asteroid GMAT考研

the asteroid belt.

行星带。

an asteroid impacted the earth some 60 million years ago.

大约6,000万年前一颗行星撞击了地球。

Asteroids,also known as “minor planets”,are numerous in the outer space.

行星,亦称为“型行星”,在外不计其数。

Nocardia asteroides infection typically presents with an abscess or multiple enhancing lesions, with neutrophilic pleocytosis in the cerebrospinal fluid.

神经系统星型奴卡菌感染典型表现为脓肿或多发强化病灶，伴有脑脊液性粒细胞增加。