动 sit，be seated，travel by，take；名 seat，place，a surname；介 [书] （因为） because，for the reason that；副 （表示无缘无故） for no reason at all，without cause or reason ；

[例句] 他懊悔地坐在靠窗的椅子上。 He sat penitently in his chair by the window.

[例句] 坐立时，把胳膊肘靠在扶手上。 When you are sitting, keep your elbow on the arm rest.