Key vocabulary words with IPA pronunciation, definitions, example sentences, and interactive quizzes.
Phrases with type tags, bilingual definitions, usage notes, and example sentences.
Selling very quickly due to high popularity.
To do something with extreme care or effort because it is perceived as vital.
To explain a process or task to someone step by step.
No longer in danger or under suspicion; having completed a difficult process.
To explain something in a very clear and detailed way.
A government-approved system allowing international travelers to buy goods without paying certain local taxes.
The official department that administers and collects the duties levied by a government on imported goods.
Large bags or suitcases that are carried in the cargo compartment (the hold) of an aircraft, rather than in the cabin.
To record a specific amount on a cash register for a purchase.