pentacyclic
美 [pent?'sa?kl?k]
英 [pent?'sa?kl?k] 
英漢解釋
例句
Japan selected 75 # high-carbon stainless steel, high hardness pentacyclic spring as a strong core.
選定日本75#高碳精鋼,五環高硬度的彈簧作為堅強核心。
Advances in studies on pharmacological activities of pentacyclic triterpenoid saponins
五環三萜皂苷的藥理作用研究進展
Structure-activity relationship of pentacyclic triterpenes
五環三萜類化合物的構效關系
Study on anti-invasive effect and apoptosis induction of pentacyclic triterpenoid in human lung cancer cells
五環三萜類化合物抗人肺癌細胞侵襲和誘導細胞凋亡的研究
The Seoul Olympics in 1988 as a thermal bath of the Phoenix, pentacyclic finally flying in the skies of Asia;
1988年的漢城奧運會猶如一只浴火的鳳凰,令五環終于飄揚在亞洲的天空;