to come upon
01
偶然遇到, 意外发现
to encounter someone or something unexpectedly
语法信息
形态构成
短语
动作动词
规则
不可分离
小品词
upon
基本动词
come
现在时
come upon
第三人称单数
comes upon
现在分词
coming upon
一般过去时
came upon
过去分词
come upon
例子
As I was cleaning the attic, I came upon a dusty old trunk filled with family photographs.
当我清理阁楼时，我偶然发现了一个装满家庭照片的 dusty old trunk。
02
袭来, 笼罩
(of a particular attitude or emotion) to start to influence an individual
例子
As the day progressed, a sense of unease came upon her, making it difficult to focus on her work.
随着一天过去，一种不安的感觉袭上她的心头，使她难以专注于工作。
03
降临, 发生在
(particularly of something unfortunate or unexpected) to happen to someone
例子
Unforeseen financial troubles came upon him when he lost his job unexpectedly.
当他意外失去工作时，意想不到的财务困难降临到他身上。
04
突然袭击, 意外攻击
to suddenly and unexpectedly attack a person or thing
例子
As night fell, the enemy troops came upon the unsuspecting camp, launching a surprise attack.
夜幕降临时，敌军袭击了毫无戒备的营地，发动了一次突袭。
