Express undertaking
[经] 明确的承担义务, 明确保证
🧩 词语组成解析
express
[ɪk'sprɛs]
v. 表达;表示;显而易见;快递邮寄;
adj. 特快的;迅速的;用快递寄送的; 明确的;
n. 特快列车;快递服务;
adv. 使用快速服务;
ex出来+press挤压 → 挤出来 → 表达；特快
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
A little scared.
有点害怕。
That which is evil is soon learnt.
恶行易学。
But it is also used very widely as a foreign language in many other countries in the world.
然而在世界上其他许多的国家英语也被当作一门外语广泛地使用。