Definite undertaking
[经] 确定性的承担义务
🧩 词语组成解析
undertaking
['ʌndɚ'tekɪŋ]
n. 企业;事业;殡仪事业;保证;
v. 担任( undertake的现在分词);着手作;
under下+tak进行+ing名词后缀→承诺；事业，企业，殡仪业
🗣️ 情景例句
That's nothing at all.
不用客气。
Where have you been?
你去哪儿了？
While this was going on, Mr.Taylor was upstairs.
这开始发生时，泰勒先生正在楼上。