Zigzag

具有突然的交替向左和向右转的路径或线条；急转弯的图案

Meaning

a line or course having abrupt alternate right and left turns; a pattern of sharp turns

Example

The road follows a zigzag pattern up the mountain.

这条路在山上呈锯齿形曲线。

B2 noun ˈzɪpərz

zippers

拉链

Meaning

A device consisting of two flexible strips of metal or plastic with interlocking projections closed or opened by pulling a slide along them.

Example

Zippers are used to fasten the opening of the jacket.

拉链用于关闭夹克的开口。