Sometimes the basic unit is the phrase, but some other times the basic unit is the phoneme or if one's studying language as a system of writing it might be the syllable.

有时候基本单位是一个词组，有时候则是一个音素,也就是在写作的研究中的,一个音节。

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Early on, children are sensitive to every phoneme there is.

儿童早期对听到的所有音位都非常敏感

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So, for example, English has a phoneme of "Lu," "L," and a phoneme of "R."

例如,英语有"Lu","L" 和"R"的音位

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