经济衰退时，消费者有可能会缩减玩具等非必需品的消费。
In a recession, consumers could be expected to cut down on nonessentials like toys.
我们中很少有人在给油箱加油时不顺带买些零食、香烟、软饮料或其他生活非必需品。
Few of us can fill up the tank without buying a few snacks, cigarettes, soft drinks or other items we can live without.
任何非必需的变量都可以为空。
每当你有冲动购买非必需品时就把它记在表上。
If you have an impulse to buy something you don’t absolutely need, put it on a 30-day list.
您应当删除活动中所有的非必需控制输入和输出。
You should delete all non-required control inputs and outputs from an activity.
如果适用，设置为必需(缺省为非必需)。
如果花销超过月收入，你需要减少非必需品的开销。
If your expenses exceed your income, you'll need to cut back on nonessential items.
信贷宽松帮助推动了近几年来非必需支出的增长。
Easy lending helped drive discretionary spending in recent years.
在培养基中不需要额外添加谷氨酰胺和非必需氨基酸。
Glutamine and nonessential amino acids do no need to add superfluity.
一周一天削减使用非必需、非急迫的矿物燃料不会是太难的事。
There will be no great hardship in cutting down all non-essential and non-urgent use of fossil fuels for one day a week.
患者在一次透析后的必需和非必需氨基酸均低于透析前水平。
The concentrations of all the amino acids decreased after one dialysis procedure.
改写命令行参数代码，以支持必需参数和非必需参数的更为合理的逻辑流。
Rework the command line arguments code to enable a more logical flow of required and non-required arguments.
这样的焦糖与拿铁的结合含有超出健康范围的糖分和人体非必需的卡路里。
This caramel confection hides an unhealthy dose of sugar and an unnecessary amount of calories.
基建工程，包括奥运会设施，仍按计划进行，但将削减非必需的支出。
Spending on infrastructure, including the Olympics, will continue as planned. But there will be cuts in “non-essential” spending.
但是，中国消费者在非必需商品和服务上的支出一直处于上升态势。
But spending on non-essential goods and services has been on the rise.
脯氨酸：非必需氨基酸的一种，广泛存在于很多蛋白质特别是胶原中。
Proline: one of the nonessential amino acids, found in many proteins, especially collagen.
脯氨酸：非必需氨基酸的一种，广泛存在于很多蛋白质特别是胶原中。
The essential amino acid lysine, in meat and fish, is needed for the transportation of enzymes found in protein.
非必需消费品和电信行业的盈收益率最大，预计各将上涨接近11%。
Consumer discretionary and telecom are seen to be the biggest gaines, with earnings growth of about 11% each.
这个标准是通过讨论组找出“社会参与”的必需品或非必需品而设定的。
The standard was set by focus groups working out what was and was not necessary "to participate in society."
尽管美国人花费了大量的钱在非必需品和服务上，他们也为他人买礼物开销很大。
Although Americans spend a great deal of money on unnecessary goods and services for themselves, they also spend a large amount on gifts for others.
天冬氨酸是一种非必需的酸性氨基酸，尤指从小的甘蔗和甜菜的糖蜜中提取的。
L - aspartic acid is a non - essential, acidic, genetically coded amino acid. Found especially in young sugar cane and sugar - beet molasses.
如果我们每年停止购买新出的、非想要或非必需的物品，需求会变小，工厂生产量也将缩减。
If we stopped purchasing new items every year that we don't really want or need, the demand is less, and factories will produce less.
下一次，索尼可能复制微软的做法，将PS 4剔除所有非必需的附件，而把价钱压倒最低。
Next time around, Sony will probably copy's Microsoft's routine, stripping the PS4 of all the non-essentials to get the base price down as low as possible.
可能需要住院的目前患病人员应考虑推迟前往安哥拉、特别是前往威热的非必需旅行。
Persons with existing medical conditions who might require hospitalization should consider deferring non-essential travel to Angola, particularly to Uige Province.
天冬酰胺是一种非必需的中性晶体氨基酸，许多植物里都有，易于水解为天门冬氨酸。
L - asparagine is a non - essential , neutrall , genetically coded amino acid . it is a crystalline amino acid , found in many plants , that is easily hydrolyzed to aspartic acid.
天冬酰胺是一种非必需的中性晶体氨基酸，许多植物里都有，易于水解为天门冬氨酸。
L - asparagine is a non - essential , neutrall , genetically coded amino acid . it is a crystalline amino acid , found in many plants , that is easily hydrolyzed to aspartic acid.
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