come upon 雅思托福

Shortly Tom came upon the juvenile pariah of the village.

不一会，碰上了村里的少年弃。

One morning we came upon an abandoned undernourished puppy on the porch.

一天早上在走廊上我发现了一只养不良、被人抛弃的小狗。

An ingenious idea suddenly came upon him when he was taking a walk with his wife.

他和他夫人散步时突然想到了一的主意。

In course of sinking the well-shaft they came upon a deposit of a very rare mineral.

他们在凿井的过程中, 发现了一处稀有矿物矿床。