单词	藍天
释义	藍天 lán tiānblue sky简体蓝天
随便看	direction of security direction of seeking coal direction of self-improvement direction of shaft rotation direction of shear direction of ship travel direction of signal direction of signal arrival direction of signal arrived direction of slip direction of snowboard edge direction of space direction of specialty direction of speech direction of spiral Direction of static friction direction of steepest descent direction of strand lay direction of strata direction of strike direction of striking position direction of stroke direction of strong wind direction of taper direction of t axis