Diffusivity
n. 擴散性, 擴散能力, 擴散系數, 擴散率\\n[化] 擴散系數
??? 情景例句
I love the idea.
我喜歡這個主意。
Don't forget to put stamps on your letter.
別忘了貼郵票。
I'd like to know something about your foreign trade policy.
我非常想了解有關貴國對外貿易的政策。