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
People rushed to buy the shares.
人们抢着购买股票。
Help yourself, please.
请自己用。
The currents of air that the walls of the ship direct upwards, as well as in the line of its course, are enough to give the great bird with its immense wings sufficient sustenance and progress.