Polycrystalline aggregate
[化] 多晶聚集体
🧩 词语组成解析
a. 多晶的\\n[计] 多晶的
aggregate
['æɡrɪɡət]
n. 合计;聚集体;骨料;集料（可成混凝土或修路等用的）;
adj. 总数的，总计的;聚合的;[地]聚成岩的;
vt. 使聚集，使积聚;总计达;
ag一再+greg群体+ate使→增加团体→聚集
🗣️ 情景例句
Mary, I'm glad you called me.
Mary，很高兴你给我打电话。
I enjoyed meeting and talking to you, and sharing the time together.
见到了你们大家，我们一起交谈共度时光。
As there were strange marks on the X-ray plates taken of the mummy, doctors have been trying to find out whether the woman died of a rare disease.
由于在给这个木乃伊拍摄的X光片子上有点奇怪的斑点，所以，医生们一直试图搞清这位妇女是否死于一种罕见的疾病。