Manganopectolite
锰针钠钙石
🗣️ 情景例句
why don't you introduce everybody to Susan?
何不将她们每一位介绍给 Susan？
Rome was not built in a day.
罗马并非一日可建成；坚持必成。
The guards couldn't have been watchig very carefully.
警卫不可能一直认真地查看。