Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
先理解核心含义，再看它在真实句子里的用法。
a line that marks the side boundary of a playing field
正在加载中文释义…
a line that marks the side boundary of a playing field
正在加载中文释义…
an auxiliary line of merchandise
正在加载中文释义…
an auxiliary activity
Choose the next layer that will help you use sideline with more confidence.
Recommended next
Learn how to use this word with grammar patterns and natural collocations.
Analyze the context and learn memory tricks to remember it.
More ways to explore
Explore words with similar spelling endings or sounds.
Discover the etymology and cognates of this word.
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
Use sideline naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT.