(pos:名詞)<explanation>yue:手臂同身體連接嘅位置,下方凹入去嘅部份(量詞:個)eng:armpit<eg>yue:擳佢胳肋底佢一定會笑嘅。 (zit1 keoi5 gaat3 laat1 dai2 keoi5 jat1 ding6 wui5 siu3 ge3.)eng:Tickle his armpit and he will burst in laughter.