【醫(yī)】 snapping joints

彈的英語翻譯：

ball; bomb; flip; pellet; play; shoot; spring
【醫(yī)】 bomb; bullet

向的英語翻譯：

always; at; be partial to; direction; face; out; to; toward
【醫(yī)】 ad-; ak-; ob-

關(guān)節(jié)的英語翻譯：

articulation; joint; key links
【醫(yī)】 arthr-; arthro-; arthron; article; articulatio; articulation
articulationes; articuli; articulus; artus; joint; junctura; syntaxis