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,現在對于很多美國人來說,周末工作不幸已經成為了一種普遍情況,而非例外 。
2.hold up 耽擱;阻延
例句:Continuing violence could hold up progress towards reform.
持續的暴力活動可能會阻延改革的進程 。