careless的副詞形式為carelessly。careless作為形容詞，基本含義為“不小心的”、“不仔細的”、“粗心造成的”、“疏忽引起的”、“不擔憂的”、“無憂無慮的”、“淡漠的”；carelessly作為副詞形式，基本含義為“粗心地”、“不用心地”。
一、careless的中文含義及用法介紹
careless作為形容詞，意為不小心的;不仔細的;粗心造成的;疏忽引起的;不擔憂的;無憂無慮的;淡漠的。
例句：I am a careless owner, I am guilty, very sad!
我是一個不小心的主人，我有罪過，非常難過！
It only takes one careless driver to cause an accident.
只要有一個粗心大意的駕駛員便會發(fā)生車禍。
He signed cheques with careless abandon.
他無所顧忌地亂開支票。
That shows a fairly careless attitude to clothes, doesn't it?
那表明此人不講究穿著，是吧？
He had shown himself careless of personal safety where the life of his colleagues might be at risk
當同事身處危險時他表現(xiàn)英勇，不顧個人安危。
With a careless flip of his wrists, he sent the ball quickly on its way.
他手腕輕輕一抖，球就飛出去了。
Careless drivers hazard passengers' lives as well as their own.
粗心大意的駕駛者拿乘客和自己的生命冒險。
To be crude and careless is an extremely bad style of work.
粗枝大葉是一種極壞的作風。
The character was obviously wrong but he didn't pick it out. It shows how careless he was.
這么明顯的錯字他都沒看出來，可見他很粗心。
A careless mistake cost the company millions of dollars.
一次疏忽造成了公司數(shù)百萬美元的損失。
She is so careless that she past over some exam questions.
她竟然粗心到考試會漏題。
二、carelessly的中文含義及用法
carelessly作為副詞，意為粗心地;不用心地。
例句：Used incorrectly or carelessly or for an improper purpose.
為一個不正當?shù)哪繕硕徽_或粗心地使用的。
Someone had carelessly left a window open.
有人粗心大意忘了關(guān)一扇窗。
He carelessly left the garage door unlocked
他太粗心大意，竟然沒鎖車庫的門。
Products must be strictly, not carelessly, inspected before they leave the factory.
產(chǎn)品出廠要嚴格檢查，馬馬虎虎可不行。
The boy wrote his sentence on the blackboard carelessly, and he had to go over it.
那個男生粗枝大葉地把自己造的句子寫在黑板上，所以他不得不再做一遍。
For I do not want any one to read my book carelessly.
我可不喜歡人們輕率地讀我的書。
I have to say that you did the work very carelessly.
我得說你這項工作做得非常馬虎。
It is shame that there are so many people who waste their time carelessly.
這么多人漫不經(jīng)心地任時間流逝，這是很遺憾的事。
