(pos:名詞)<explanation>yue:#心 嘅收縮放鬆(量詞:下)eng:heartbeat<eg>yue:維持呼吸心跳 (wai4 ci4 fu1 kap1 sam1 tiu3)eng:to maintain one's breath and heartbeat<eg>yue:心跳有冇加速? (sam1 tiu3 jau5 mou5 gaa1 cuk1)eng:Has your heartbeat sped up?