介于 (jiè yú): ระหว่าง

The prices at this Chinese restaurant fall between those of fast-food places and upscale restaurants, so it's very popular with students.

Her age is between twenty-five and thirty, but no one knows exactly how old she is.

Spring in this city is very short, and temperatures usually range between ten and twenty degrees.

His attitude was between support and opposition, so in the end he didn't vote.