Bemaglite
铍镁晶石
🗣️ 情景例句
Our troop was under his command.
我们的部队由他指挥。
Better wear out shoes than sheets.
宁可（经常运动）穿破鞋子，也不（因病长卧）磨破床单。
Franz poured scorn on the idea, pointing out that his brother had been killed in action during the war.
弗朗兹对此不屑一顾，指出他兄弟已经在战争中阵亡了。