in AM, also use 美国英语亦用 nonessential
1 ADJ [usually ADJ n] 非必要的;不重要的 Non-essential means not absolutely necessary.
非必要的;不重要的 2 N-PLURAL 不重要的东西;可有可无的事物 Non-essentials are things that are not absolutely necessary.
不重要的东西;可有可无的事物 -
In a recession, consumers could be expected to cut down on non-essentials like toys.
经济不景气时,消费者可能会减少在类似玩具等非必需品上的支出。