The best way to keep them through the cold weather, is to bury them in earth or sand; otherwise they will be scarcely eatable after October.
Let them simmer slowly for about half an hour; they must be only parboiled, otherwise they will be soft, and may make the pudding heavy.
Then pound them one at a time in a marble mortar, adding to each a few drops of rose water; otherwise they will be heavy and oily.
The China roses that are now coming plentifully in flower should be kept near the light, and in airy exposures, to brighten their colours, otherwise they will be very pale and sickly.
Fresh skins must be worked immediately after being washed, and then dried, otherwise they ferment, and contract either indelible spots, or get tender in certain points, so as to open up and tear under the tools.
After being washed, rinsed, or blued, clothes must be well wrung, otherwise they will be a means of passing soapy water from one tub to another and will never be thoroughly rinsed.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "otherwise they" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.