🧩 词语组成解析
polymeric
[[ˌpɔli'merik]]
a. 聚合的, 聚合体的\\n[医] 聚合的
amide
[['æmaid]]
n. 氨化物, 酰胺\\n[化] 酰胺
🗣️ 情景例句
I was faced with a new problem.
我面临了新的问题。
Would you help me remove the refrigerator?
能帮忙移一下冰箱吗?
The World Trade Center, an office building for over 1200 firms employing about 50,000 people, is even higher at 411 metres.
世界贸易中心要高得多,有411米。它是一座办公大楼,楼里有1,200多家公司,大约有5万雇员。