Chanced
v. 偶然发生（chance的过去式与过去分词形式）
🗣️ 情景例句
Then we have to furnish it.
然后我们还得装潢摆设。
The doctor said I looked anemic.
医生说我看起来贫血。
they can locate and steer clear of obstacles -- or locate flying insects on which they feed.
并能通过回声来确定并躲开障碍物，或找到它们赖以为生的昆虫。