背单词技巧（学习技巧）可以用英语表示为 "vocabulary learning techniques" 或 "word learning strategies"。这些表达方式源自英语语言学习和教学领域。
下面是一些英文例句及其中文翻译，用来说明背单词技巧的意思：
"Mnemonic devices are a useful vocabulary learning technique for memorizing new words."
(记忆训练法是记忆新单词的有效学习技巧。)
"Repetition is a tried-and-true word learning strategy for committing new vocabulary to memory."
(重复是一种经过考验的记忆新单词的学习策略。)
"Creating flashcards is a popular vocabulary learning technique for reviewing and reinforcing new words."
(制作单词抽认卡是复习和巩固新单词的流行学习技巧。)
"Using a dictionary or a language learning app to look up and learn new words is a effective word learning strategy."
(使用字典或语言学习应用查询并学习新单词是一种有效的学习策略。)