Aromatic cyclization of paraffins
[建] 脂族烃的芳构环化
🧩 词语组成解析
adj. 芳香的,有香味的;[化]芳香族的;
n. 芳香植物;芳香剂,香料;
arom香料+atic...的 → 芳香的
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
(paraffin 的复数) n. 石蜡, 石蜡烃\\n[化] 石蜡; 硬石蜡; 链烷烃; 链烷属烃
🗣️ 情景例句
I'm really sorry to hear about that.
听到这个消息真让我感到难过。
It's about a time when there were black slaves in North America. It's about their fight for freedom.
(它)讲的是有一段时期,北美洲存在黑奴。影片讲述他们为自由而斗争的情况。
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