1.
He was careless about (or in) his work.
他对工作漫不经心。
2.
He had been writing slackly.
他漫不经心地写着。
3.
He replied with a casual air.
他漫不经心地回答。
4.
He is careless about his future .
他对前途漫不经心。
5.
" I asked, not caring.
我漫不经心地问道。
6.
tossed the idea around.
漫不经心地交换意见
7.
He was idly leafing through a book.
他漫不经心翻着一本书。
8.
said the young man absently,
年轻人漫不经心地说，
9.
where she is careless laid
漫不经心躺着没有起来；
10.
"Come in," he called carelessly.
“进来。”他漫不经心地喊道。
11.
Some rather loose bowling, ie in cricket
（板球中）漫不经心的投球
12.
Characterized by careless ease or informality; casual.
漫不经心的以漫不经心或随便态度为特点的；漠不关心的
13.
I cannot understand neglecting children like that.
对孩子这样漫不经心,我不能理解。
14.
'I don't care,' he said airily.
‘我才不在乎呢,’他漫不经心地说。
15.
Tom resumed his whitewashing, and answered carelessly:
汤姆重新又开始刷墙，漫不经心地说：
16.
Dally with an idea
漫不经心地考虑一项意见
17.
He talked with me carelessly.
他漫不经心地与我交谈着。
18.
That student doesn't care much about the class.
“那个学生对上课漫不经心，