[计]?宿主交替
... alternating-variable search 交替搜索法 alternation of host 宿主交替 alternation of signs 符号变更 ...
?寄主交替
... alternation of generations 世代交替 alternation of host 寄主交替; 宿主交替 alternation of hosts 宿主交替; 转主 ...
英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。