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noun | adjective | to phrases
semilethal [seɪm'li:θ(ə)l] n
agric. 半致死的; 半致死基因
semilethals n
anim.husb. 半致死因子
semilethal [seɪm'li:θ(ə)l] adj.
gen. 半致死; 半致死因子; 半致死剂量
semilethal: 3 phrases in 2 subjects
Animal husbandry1
Life sciences2