Specific refraction
[化] 折射系数
🧩 词语组成解析
🗣️ 情景例句
It's important for you to keep a cool head at this moment.
这时候保持头脑冷静是很重要的。
An evil chance seldom comes alone.
祸不单行。
his name will probably remain immortal, for on November 21st, 1964, the longest suspension bridge in the world was named after him.
但他的名字将流芳百世，因为1964年11月21日建成的一座世界上最长的吊桥是以他的名字命名。