...people doing extra jobs outside their regular jobs to supplement their incomes...

the Sunday colour supplements

星期日彩色增刊

There is a £10 supplement for a single room.

住单间另付10英镑。

the Sunday supplements

星期天的增刊

He supplements his income by giving private lessons.

他当家庭教师以补充收入。

If you are travelling alone, the single room supplement is £11 a night.

如果是一个人旅行，住单间每晚要多交 11 英镑。

...a multiple vitamin and mineral supplement...

含复合维生素和矿物质的营养剂

Single rooms are available at a supplement.

有单人房,费用另计。

vitamin/dietary supplements (= vitamins and other foods eaten in addition to what you usually eat)

补充的维生素；补充饮食

the supplement to the Oxford English Dictionary

《牛津英语词典》补编

Caltrate should supplement a healthy diet.

Caltrate应 是健康食谱的补充剂.

...a special supplement to a monthly financial magazine.

一本金融杂志月刊的特别增刊

After a supplement to wear personally!

以后补回一只亲手戴上!

Safety deposit boxes are available at a supplement .

有贵重物品保管箱可供使用，费用另计。

Industrial sponsorship is a supplement to government funding.

工业界的赞助是对政府拨款的补充。

Purchasing a supplemental life insurance policy through your employer.

通过你公司购买多余的人身保险.

It is the supplemental of the synchronous rolling pressure forming machine.

它是同步滚压成形机的配套设备.

Effects of supplemental magnesium concentration of drinking water on pork quality.

在饮用水中补充镁含量对猪肉质量的影响.

A few request that their students buy supplemental software on their own.

也有一些会要求学生自行购买其他软件.

User personas that are not primary or secondary are supplemental personas.

既不是首要人物角色,也不是次要人物角色的用户人物角色都是补充人物角色.

Today we passed the supplemental bill, and I'm deeply disappointed about that.

今天我们通过了追加拨款法案, 对此我感到极度失望.