What does “keep sth up” mean?
In this context, "keep sth up" means to withstand something to prevent the situation from getting worse. Here are some examples of "keep up" Ex: We can't keep up the business if the profit stays below zero. Ex: I can't keep my strength up without vitamin supplements. "Keep up" can also mean to continue something at the same level, in a good way. Ex: Excellent! Please keep up your work. Ex: Keep up with your training and you will be able to join the main league soon.
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