Colllodion of sulfonated bitumen
[医] 磺化沥青火棉胶
🧩 词语组成解析
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
Next time you are in town, drop me a line.
下次你在城里的时候给我写信吧。
She's been quite different since coming back from America.
从美国回来之后,她变化很大。
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