Since then, they have been trying to find out how the fire began.
从那时起，他们一直试图找出起火的原因。
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

trying ['traɪɪŋ] 词频4
adj. 令人难于忍受的;难堪的;令人厌烦的; v. 试图( try的现在分词);试验，尝试;审讯;
💡 try(考验)+ing(形容词后缀)→难堪的；使人痛苦的
"an ageing pop star trying to stage a comeback"
试图重返歌坛的已经上了年纪的流行音乐歌星
近义：arduous, irksome, labored, laborious, nagging, nervy
since [sɪns] 词频1
prep. 从…以来;自从…之后;自从; adv. 以后，此后;后来;（距今几年）以前;（从那时候起几年）以前; conj. 自从…以来;自从…的时候起;既然;因为;
💡 嫦娥（ce） 至从犯罪（sin）已来很不安 网友：马 胜 敏 补充：1：每天早上都能在寺（si）庙的大门（n）下面看到一个侧（ce）卧着的小男孩,自从寺庙失火以
"She's a changed woman since she got that job."
她自从得到了那份工作，变得判若两人。
近义：thenceforth, thenceforward, thenceforwards, thence, whereas, because
find [faɪnd] 词频1
v. 发现;找到;查明;发觉; n. 发现物;被发现的人;
💡 翻的(谐音): 找东西是要“翻的
"We searched in all quarters but still couldn't find it."
我们到处寻找,但仍没能找到.
近义：learn, realize, locate, perceive, sense, spot 反义：ignore, neglect, overleap, overlook, overrule, pass
fire ['faiə] 词频1
n. 火，燃烧物;火灾;射击，发射;热情; vt.& vi. 开火，射击;燃烧;引爆炸药;充满热情; vt. <口>解雇;射（箭）;激励;射出（子弹）;
"They set fire to the city and massacred all the inhabitants."
他们放火烧了这座城市,而且屠杀了所有的居民.
近义：sack, suspend, terminate, boot, discharge, cashier 反义：recruit, retain, contract, employ, engage
began [[bi'gæn]] 词频1
begin的过去式

📚 更多「新概念英语第二册」例句

We are very proud of him.
我们真为他感到自豪，
'My dog had taken in into the garden.He often does this!'
“我的狗把它弄到花园里去了，他常干这种事！”
They were all hungry and the food smelled good.
他们全都饿了，饭菜散发出阵阵香味。
When he began to play a tune, we had our first glimpse of the snake.
当他开始吹奏一支曲子时，我们才第一次看到那条蛇。
At last firemen have put out a big forest fire in California.
消防队员们终于扑灭了加利福尼亚的一场森林大火。
Following in his father's footsteps many years later, Sir Malcolm's son, Donald, also set up a world record.
很多年之后，马尔科姆爵士的儿子唐纳德踏着父亲的足迹，也创造了一项世界纪录。