dì / zhì / xué / jiā / tōng / guò / xiǎn / wéi / jìng / guān / chá / jiǎo / shǎn / shí / de / jīng / tǐ / jié / gòu

地质学家通过显微镜观察角闪石的晶体结构。

Geologists examine the crystal structure of hornblende under a microscope.