Birefraction
双折射
🗣️ 情景例句
It's my pleasure.
我很愿意效劳。
I ought to keep cool.
我应该保持冷静。
From the Skeppsbron and surrounding islands the people watched this thing of beauty begin to spread her sails and catch the wind.
人们从斯开波斯布朗和周围的岛屿前来观看这艘美丽的战船扬帆起航，乘风前进。