Optical axis of crystal
[化] 晶体光轴
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
How much does a round trip ticket to go there cost?
一张去那边的往返票要多少钱？
This alone made our nine-day trip worthwhile.
光这件事我们九天的旅行就非常值得。
but they lead mysterious lives of their own as well.
但是，它们又有自己神秘的生活方式。