Children under 14 must be accompanied by an adult.
14岁以下儿童必须有成人陪同。
Wherever her husband went, she would accompany him.
不论丈夫去哪里,她都陪伴左右。
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In everyday English, people usually say go with or come with someone rather than accompany someone: 在日常英语中,人们一般说go with或come with someone,而不说accompany someone