offhand
offhandadjective- ungraciously or offensively nonchalant or cool in manner
冷淡的;冷漠无情的;满不在乎的;爱理不理的
you were a bit offhand with her this afternoon.
今天下午你对她有点爱理不理。
adverb- without previous thought or consideration
不假思索地;事先未经准备地;即席地
I can't think of a better answer offhand.
我一下子想不出更好的回答。
派生offhandedadjectiveoffhandedlyadverboffhandednessnoun
考试词汇表