Last Updated：2025/11/26
The mineralogist carefully examined a sample of natroniobite under the microscope to determine its crystal habit and composition.
See correct answer
The mineralogist carefully examined a sample of natroniobite under the microscope to determine its crystal habit and composition.
音声機能が動作しない場合はこちらをご確認ください
Edit Histories（0）
Source Sentence
鉱物学者は、結晶形態と組成を調べるために、顕微鏡下でナトリウム含有ニオブ酸化鉱物の試料を慎重に調べた。
