如箭在弦箭在弦上rú jiàn zài xiánbe imperative under the circumstances; like an arrow in a bow
❍ 大军继续东进， ～。 (姚雪垠《李自成》 Ⅱ-三十六)It is imperative under the circumstances that our army should continue to march eastward.
❍ 视察后，他的印象是： 局势～，一触即发。After the inspection,he was under the impression that the situation was explosive,like an arrow in a bow. 如箭在弦rú jiàn zài xián比喻情况紧急，迫不得已而为之。there can be no turning back, reach the point of no return, quickly like an arrow from a bow |