standpoint:a point of view or way of thinking about ideas or situations 立场;观点
See also: perspective Synonym
a modern/political/theoretical standpoint 现代╱政治╱理论观点
He is writing from the standpoint of someone who knows what life is like in prison. 他从一个了解监狱生活的人的立场写作。
stumble across/on/upon something/somebody
to discover something/somebody unexpectedly 意外发现;偶然遇见
Police have stumbled across a huge drugs ring. 警方无意中发现一个庞大的贩毒集团。
standby:a person or thing that can always be used if needed, for example if somebody/something else is not available or if there is an emergency 后备人员;备用物品
I always keep a pizza in the freezer as a standby. 我总会在冰箱里放一个比萨饼应急。
a standby electricity generator 备用发电机