unconcern meaning in English
n.
漫不经心，不关心，冷淡，不在乎，不介意。 with complete unconcern 十分冷淡，满不在乎。
Examples
- Mr. bennet raised his eyes from his book as she entered, and fixed them on her face with a calm unconcern .
班纳特先生见她走进来，便从书本上抬起眼睛，安然自得，漠不关心地望着她的脸。 - Through the window he could see antonia in her scarlet tam-o'-shanter, swinging her stick, and he got up feigning unconcern .
透过窗户，他可以看见安东尼亚戴着红色圆帽，挥着手杖，他假装不在乎的样子站了起来。 - She hear the news of his death with apparent unconcern
她听到他的死讯无动于衷。 - Marked by blithe unconcern ; nonchalant
漫不经心的；漠不关心的 - You will go down slow , sir , i suppose ? she said with attempted unconcern
“我想下山时你会慢些走吧，先生？ ”