对方单方面取消了约定,我们只好另做安排。Duìfāng dānfāngmiàn qǔxiāo le yuēdìng, wǒmen zhǐhǎo lìng zuò ānpái.The other side unilaterally cancelled the arrangement, so we had to make other plans.
不能只听单方面的说法,要听听两边的意见。Bù néng zhǐ tīng dānfāngmiàn de shuōfǎ, yào tīngtīng liǎng biān de yìjiàn.You can't listen to only one side's account; hear both sides.
他单方面决定搬家,妻子事先一点都不知道。Tā dānfāngmiàn juédìng bānjiā, qīzi shìxiān yìdiǎn dōu bù zhīdào.He decided on his own to move house; his wife knew nothing beforehand.