Density of particle
[医] 微粒密度
🧩 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
Why don't we just check out?
那何不立即结帐离开呢？
Hello, may I change some money with my Master card?
我能否用万事达卡来兑换些钱吗？
He said that there was now no village.
他说那村子已经没有了。