unobtrusive
01
不显眼的, 低调的
causing little or no disturbance or not easily noticeable
例子
The surveillance cameras were strategically placed in unobtrusive locations to monitor activity without being noticed.
监控摄像头被战略性地放置在不显眼的位置，以便在不被注意的情况下监控活动。
词汇树
unobtrusive
obtrusive
obturate
obtur
