yì sù
chalone (protein inhibiting cell proliferation)
Zòng héng Jiā
School of Diplomacy of the Warring States Period (475-221 BC) whose leading advocates were Su Qin 蘇秦|苏秦[Sū Qín] and Zhang Yi 張儀|张仪[Zhàng Yí]
yì sù
to talk (or write) about one's recollections of past events
Zòng héng jiā
School of Diplomacy of the Warring States Period (475-221 BC) whose leading advocates were Su Qin 蘇秦|苏秦[Su1 Qin2] and Zhang Yi 張儀|张仪[Zhang4 Yi2]