offhanded
- adj.随意的;立即的，即席的
offhandedadj
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1
- casually thoughtless or inconsiderate
- an offhand manner
- she treated most men with offhand contempt
- Synonym: offhand
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2
- with little or no preparation or forethought
- his ad-lib comments showed poor judgment
- an extemporaneous piano recital
- an extemporary lecture
- an extempore skit
- an impromptu speech
- offhand excuses
- trying to sound offhanded and reassuring
- an off-the-cuff toast
- a few unrehearsed comments
- Synonym: ad-lib extemporaneous extemporary extempore impromptu offhand off-the-cuff unrehearsed
adv
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1
- in a casually inconsiderate manner
- replied offhand, his mind a million miles away
- she threw him over offhandedly without even a Dear-John letter
- Synonym: offhand offhandedly
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2
- without previous thought or preparation
- couldn't give the figures offhand
- we decided offhand to go to Canada
- she had made these remarks offhandedly
- Synonym: offhand offhandedly
数据来源：WordNet
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Therefore , with the development of 3D laser imaging technique and its popularization in engineering geology , updating the technique of rock discontinuity investigation is offhanded and soon .
因此，三维激光成像技术的引入，必将引发岩体结构特征参数测试技术革新性的发展。
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Taking notes can be valuable in their offhanded , indiscriminate format - sometimes they 're not important or playful , and sometimes they can be tiny seeds of gold .
即便是当下随意记录的内容，其价值也不容忽视——有时看来用处不大的内容，在另一些时刻则大有燎原之势。