Crystallography
n. 结晶学\\n[化] 晶体学; 结晶学
🏥 医学释义
结晶学，晶体照像术
🗣️ 情景例句
So, it's virtually risk-free for you.
所以，事实上对您而言，是完全没有风险的。
I said, Do you need any help?
我是说:你需要帮忙吗？"
Didn't you have a crash?
难说您没有出车祸吗？