thumbern.制动器thumbn.拇指v.翻阅；示意要求搭车thumb abduction assist splint助拇指外展夹板thumb-operated control stick按动操纵杆thumb control abjustable wrench拇指控调扳手thumb-operable resilient dome拇指操作的弹性圆拱片thumb control adjustable wrench拇指控调扳手Thumba Equatorial Launching Station顿巴赤道(火箭)发射站thumb-index finger pressing method拇食指押手法thumb rings with various decorations各色搬指Thumba Equatorial Rocket Launching Station顿巴赤道火箭发射站(印度)thumb-tack needle for subcutaneous embedding揿针