a person or an animal that travels with you or spends a lot of time with you 旅伴；伴侣；陪伴 travelling companions 旅伴 Geoff was my companion on the journey. 杰夫是我旅途中的伙伴。 - (figurative)
Fear was the hostages' constant companion. 人质一直都感到恐惧不安。
Oxford Collocations Dictionaryadjective- agreeable
- boon
- charming
- …
- animal
- companion for
- companion to
a person who shares your experiences, especially when these are particularly pleasant or unpleasant 同甘共苦的伙伴 She was a charming dinner companion. 与她同桌进餐使人感到十分高兴。 His younger brother is not much of a companion for him. 他的弟弟和他志趣不太相投。 They're drinking companions (= they go out drinking together). 他们是酒友。 We became companions in misfortune. 我们成了患难之交。 He was an entertaining dinner companion. 他是饭桌上大家的开心果。
Oxford Collocations Dictionaryadjective- agreeable
- boon
- charming
- …
- animal
- companion for
- companion to
a person, usually a woman, employed to live with and help somebody, especially somebody old or ill 陪护（通常受雇照料老人或病人） She lived in the house as a companion to our grandmother. 她住在这栋房子里给我们的祖母作伴。
one of a pair of things that go together or can be used together 成对的物品之一；一副物品中的一个 used in book titles to describe a book giving useful facts and information on a particular subject （用于书名）指南，手册 A Companion to French Literature 《法国文学指南》
Word OriginMiddle English: from Old French compaignon, literally ‘one who breaks bread with another’, based on Latin com- ‘together with’ + panis ‘bread’.