retention

US /rɪˈtɛnʃən/

UK /rɪˈtenʃn/

B2 中高級英檢高級
n. (u.)不可數名詞保留
A lack of fiber from fruits causes retention of feces
n. (u.)不可數名詞保有
Customer retention depends on how well you treat them
n. (u.)不可數名詞記憶力
He has a good retention for historical dates

影片字幕