o cause to stop for a period of time swallow - v. to take into the stomach through the mouth swear in - v. to put an official into office by having him or her promise to carry out the duties of that office ("The chief justice will swear in the president.") sweet - ad. tasting pleasant, like sugar swim - v. to move through water by making motions with the arms and legs sympathy - n. a sharing of feelings or emotions with another person, usually feelings of sadness system - n. a method of organizing or doing something by following rules or a plan; a group of connected things or parts working together for a common purpose or goal 该文章转载自无忧考网: