Breakdown of hydrocarbon
[机] 烃的断裂
🧩 词语组成解析
breakdown
['brek'daʊn]
n. 崩溃，倒塌;损坏，故障;分解;垮，衰竭;
of
[əv]
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];
🗣️ 情景例句
Lacks confidence and poise is nervous and ill at ease.
信心不足，不够自信，精神紧张，心神不定。
Friendship is love with understanding.
友谊是爱加上谅解。
How long have you been learning English?
你学英语有多久了？