beyond the mark短语¹⁴⁴⁹⁷²⁺² 基本例句 adj.过度过分 After operation, observe the oil level in the oil window, preferably at the intermediate mark. Slightly below or beyond the mark will not affect the normal operation of the gear reducer. 运行后观察油窗中的油位在油窗中间刻线处为宜，略高或略底均不会影响减速机的正常运行。 oh-cancer