Phrase: Up and down like a yoyo

黑山老妖

Yoyo: 溜溜球。
如果用yoyo来形容一个人就是说这人反复无常。贬义词。e.g. He is a real yoyo。

Up and down like a Yoyo.
像溜溜球一样上蹦下窜的。通常是贬义。

举个最近的实例：美国股市最近一段时间老是上蹦下窜的。
The US stock market has been going up and down like a yoyo for the last few weeks.

飞儿

it's so nice to learn sth new every day. Thanks! :)

我是老人

那能不能说:

The Sydney weather  has been going up and down like a yoyo for the last few weeks.?

可不可以这样用?

黑山老妖

可以的。

我是老人

thanks

FRED

多谢，又学了一招。