prop up
phrasal verbprop something up
to prevent something from falling by putting something under it to support it synonym shore up撑起;支起 They had to prop up the tree with long poles under the branches. 他们得用一些长杆子支在树枝的下面把树撑起。
- (often disapproving)
to help something that is having difficulties 帮助;扶持;救济