supplementary oxygen is rarely needed in pressurized aircraft.

密封的飞机内很少需要补充氧气。

There is a supplementary water supply in case the rain supply fails.

万一主水源断了,我们另外有供水的地方.

A supplementary volume has been published containing the index.

附有索引的增补卷已经出版.

The new students received supplementary instruction.

新生接受补课.

There is a supplementary water supply in case the main supply fails.

万一主水源断了，我们另外有供水的地方。

She satisfies the work of supplementary property.

她满足于辅助性的工作.

The Mann - Elkins Act of 1910 had become legislation comprehensive in character, not merely supplementary.

1910年的曼 - 埃尔金斯法成为一项综合立法, 不仅仅是补充而已.

Through similar and supplementary action, polygenes can have important effects on total variability.

通过相同的和添加的作用, 多基因可以对总的变异起重大的影响.

Your company should make a supplementary payment for stamp tax.

请您公司补缴印花税.

Retail sales can only be your supplementary business.

零售只能作为补充.

The supplementary reports on specific subjects may be compiled additionally if necessary.

并得视实际需要,增编专题研究报告.

In this plant oil is supplementary to coal as fuel.

在这个工厂,原油是煤的补充燃料.

He says they also will need supplementary food and firewood.

他说,他们还将需要得到食品和柴禾的补给.

supplementary budget just to avoid more serious economic deterioration.

追加预算只是避免经济恶化得更严重.

Methods: Use multimedia software as a supplementary means in experimentation teaching.

方法: 在生物药剂学实验教学中采用多媒体课件辅助教学,并观察其效果.

用作定语～+ n.

1. The new members of the class received supplementary instruction.
   班级的新成员补了课。
2. There is a supplementary water supply in case the rain supply fails.
   万一主水源断了，我们另外有供水的地方。

用作表语S+be+～+ prep. -phrase

1. In this plant oil is supplementary to coal as fuel.
   在这个工厂，油是煤的补充燃料。

• supplementary%20benefit">supplementary benefit(英国的)政府给的额...
• supplementary%20contour">supplementary contour助曲线,辅助等高线,...
• supplementary%20cost">supplementary cost补充成本
• supplementary%20information">supplementary information附加信息
• supplementary%20air">supplementary air补助空气,补充空气,...
• supplementary%20loss">supplementary loss附加损失
• supplementary%20maintenance">supplementary maintenance附加维修
• supplementary%20factor">supplementary factor补加因子
• supplementary%20observation">supplementary observation补充观测,辅助观测...
• supplementary%20feeding">supplementary feeding补饲,补充喂饲...
• supplementary%20charge">supplementary charge补充充电
• supplementary%20budget">supplementary budget补充预算,追加预算...
• supplementary%20insurance">supplementary insurance追加保险
• supplementary%20condition">supplementary condition补充条件
• supplementary%20lighting">supplementary lighting辅助照明
• supplementary%20pressure">supplementary pressure附加压力
• supplementary%20angle">supplementary angle补角
• supplementary%20means">supplementary means辅助手段

• There were so many travellers..that..there was a supplementary boat.

  出自：M. Wesley

additional，extra，supplementary

这些形容词均有“另加的，额外的”之意。

additional由名词additon派生出的形容词，指在原有基础上添加上去的。

extra指不包括本身而额外加上去的部分。

supplementary由名词supplement派生而来，指对原有的追加或补究。