Letter of undertaking
出国 Abroad[经] 担保书
🧩 词语组成解析
letter
['lɛtɚ]
n. 信;证书，许可证;字母，文字;字面意义;
vt. 用字母标明;写字母于;加标题;
vi. 写印刷体字母;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
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
And time passes so quickly.
可是时间过得很快。
To deceive the wife
背叛妻子
The skins were used for making tents and water containers.
还可以用野牛皮制作帐蓬和装水的容器。