Grain boundary diffusion
[化] 晶粒间界扩散
🧩 词语组成解析
grain
[ɡren]
n. 谷物，粮食;（沙，金，盐等的）颗粒;谷粒，籽粒;（木材，大理石等的）纹理;
vt. 把…作成细粒;把…漆[画]成木纹;染透;刮去（皮上的）毛;
vi. 成谷粒;
🗣️ 情景例句
that you are very impressive.
你给人们留下了深刻的印象。
This knife is dirty.Would you bring me a clean one,please?
这把刀子是脏的.请你给我干净的一个,好吗？
Very few of the fifty pence pieces and pound coins I have given him have found their way there.
我给了不少50便士的硬币，但没有几个存到储蓄罐里。