This morning, however, a firemen accidentally discovered the cause.
然而今天上午，一个消防队员偶然发现了起火的原因。
新概念英语第二册
Lesson 53 Hot snake
📚 句中词汇解析
从本句中提取的重要词汇
adv. 不管到什么程度;无论如何;然而;可是;
conj. 不管怎样;
💡 how + ev =age （年龄，时代） + er [名词后缀],表示人,行为的主动者，做某事的人 → ad.然而；不管怎样
"But I am very much believable, however, you'll get him to come."
我相信你不管怎样都能把他请来.
近义：instead, nevertheless, nonetheless, notwithstanding, rather, regardless
n. 早晨;上午;黎明;早期，初期;
💡 摸领（谐音): 早晨起来摸一摸一衣领 早晨山(m)上或许(or)很宁(ning)静
"It was bedlam at our house on the morning of the wedding."
婚礼的那天早上，我们家闹哄哄的。
近义：awakening, sunrise, dawn, daybreak, forenoon, matinal
反义：nighttime, nite, evening, night, nightly, nocturnal
adv. 偶然地，意外地，非故意地;
"Mary accidentally let out that her mother had telephoned."
玛丽无意中说出她的母亲来过电话.
近义：incidentally, peradventure, randomly, bumpily, casually, coincidentally
反义：apropos, knowingly, pointedly, purposefully, purposely, voluntarily
n. 原因;动机;理由;事业;
vt. 成为…的原因;导致;引起;使遭受;
💡 不是(be)因为(because) 引起的
"The martyr laid down his life for the cause of national independence."
这位烈士是为了民族独立的事业而献身的.
近义：induce, inspire, instigate, instill, make, occasion
反义：hinder, obstruct, oppose, avert, preclude, prevent