n.虎頭鉗
vt.用虎頭鉗夾緊
A clamp or vise that holds a machine part in place or controls its movement or that holds two such parts together. 鉗，夾夾子或老虎鉗，用來固定機器部件到位、或控制其運動或把兩個該種機件連接起來
n.維修
動詞service的現(xiàn)在分詞形式.
