1. not marked or hardened by frost a frostless night the water was soaking into the frostless ground — J. P. Marquand
frostless 片语
片语
frostless s period解冻期
frostless season无霜期
frostless belt无霜地带
frostless zone[气象]
frostless period解冻期
frostless 例句
英汉例句
jilin province belongs to cold district for rice plant. because of its low temperature and short frostless period, 25 percent areas are suitable for planting middle or early maturing variety.