n. 节约;节俭;储蓄金;挽救;
v. 拯救( save的现在分词);收集;保留;避免;
prep. 除…以外;
adj. 可取的,保存的;节省的,节约的;补偿的;救助的;
sav节省+ing名词后缀 → 节省,节约
🗣️ 情景例句
I'm a graduate of Harvard University.
我是哈佛大学的毕业生。
Are most people against the proposal?
是多数人都反对这个提议吗?
Officials used to have trouble with the foreign names of people passing through Ellis Island, and because they were so busy, many people's names got changed in the rush.