If crutches are required, it should not be assumed that the patient received preoperative instruction. Additional instruction should be offered.

如果需要拐杖，不要认为病人术前已接受过指导，应该给予另外的指导。

youdao

For people who need additional instruction, the Sports Administration has made a special DVD and manual set of the 9th Edition, which is available for around $12 at bookstores.

对需要额外指导的人，国家体育总局特别制作了第九套广播体操DVD和手册，在书店约12美元就能买到。

youdao

Unlike conventional language instruction methods, Languagespirit. com does not require big up-front fees, and there are hundreds of additional instructional documents, available at no cost whatsoever.

与传统的语言学习方法不同，通过语言精灵学习，您无需缴纳大量的课前费用，而且可以免费使用丰富的学习资料。

youdao

U.S.Army 2nd Lieutenant Gregory Avant abandons the first checkpoint and, after additional instruction, tells the police to start over fresh at another position.

VOA: standard.2009.12.13

The program will require these highly effective teachers to model STEM instruction for their peers and take on additional responsibilities in their school districts.

WHITEHOUSE: President Obama Announces New Plan to Create STEM Master Teaching Corps | The White House