She keeps blowing hot and cold about the wedding.

【hot】她对举行婚礼犹豫不决。

Trump has been trying to strike a delicate balance in U.S. relations with China, and until now has blown hot and cold on trade.

特朗普一直想让美中关系达到一种微妙的平衡，而且，到目前为止，他还在贸易问题上一直都表现得摇摆不定。

He is expected to raise it to 10% 18 months later. Not surprisingly, Mr Abe's people blew hot and cold for months about whether he should endorse the rise.

据估计他会在18个月以后把这一值提高到10%。意料之中地，安倍首相的人几个月以来一直对他是否应该实行这一税率提高拿不定主意。

Henry Clay, the Whig candidate for President, taking into account changing public sentiment, blew hot and cold, losing the state of New York and the election of 1844 by giving a qualified approval of annexation.

辉格党总统候选人亨利·克莱考虑到民意的变化，忽冷忽热，以有条件地批准兼并而失去了纽约州和1844年的选举。