1. He stuffed the letter carelessly into his pocket.
    他随随便便地把信往口袋里一塞。

1. 粗心地：粗心的 careless | 粗心地 carelessly | 村庄 village

2. danci.911cha.com

2. 马虎地说英语：badly 不好地说英语. | carelessly 马虎地说英语. | 23.I want to learn English better than young people. 我想比年轻人学英语学得更好.

3. 随便地,粗心地：shadow 影子;阴影 | carelessly 随便地,粗心地 | confusion 混乱,慌乱;混淆

4. 粗心地;马虎地：badly 坏地;糟糕地 (34) | carelessly 粗心地;马虎地 (34) | *better 更好 (34)

1. 粗心地;不用心地
    If someone does something carelessly, they do it without much thought or effort.

    e.g. He carelessly left the garage door unlocked...
           他太粗心大意,竟然没锁车库的门。
    e.g. ''Oh,'' he said carelessly. ''I''m in no hurry to get back.''
           “噢,”他漫不经心地说道,“我不急着回去。”

1. without care or concern

    e.g. carelessly raised the children''s hopes without thinking of their possible disappointment

    Synonym: heedlessly

2. in a rakish manner

    e.g. she wore her hat rakishly at an angle

    Synonym: rakishlyraffishly

3. without caution or prudence

    e.g. one unfortunately sees historic features carelessly lost when estates fall into unsympathetic hands

    Synonym: incautiously