柯林斯英汉双解大词典

meristem /ˈmɛrɪˌstɛm/

1.N a plant tissue responsible for growth, whose cells divide and differentiate to form the tissues and organs of the plant. Meristems occur within the stem (see cambium) and leaves and at the tips of stems and roots (植物)分生组织

primordial meristem 原分生组织 ; 翻译