1.rather than 而不是

例句：However, for many Americans today, weekend work has unfortunately become the rule rather than the exception.
然而，现在对于很多美国人来说，周末工作不幸已经成为了一种普遍情况，而非例外2]_yXc0kjTu。

2.hold up 耽搁；阻延

例句：Continuing violence could hold up progress towards reform.
持续的暴力活动可能会阻延改革的进程3[Gts]l(7S。