Contractual saving
[经] 约定储蓄
🧩 词语组成解析
a. 契约的\\n[经] 契约的, 契约性的
saving
['sevɪŋ]
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
You had better study hard.
你最好努力学习。
There is a shower in the bathroom.
浴室里有淋浴器。
The secretary worked late into the night, preparing a long speech for the president.
秘书工作到深夜，为总统准备发言稿。