adj. 不确定的,可疑的,有问题的
比
: iffier, iffiest
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alternataly-pinnate,
alternate,
alternately,
alternating,
alternating current,
alternating-current,
alternation,
alternation of generations,
alternative,
alternative energy,
相似单词
ife,
IFEMS,
ifenprodil,
IFF,
iffish,
iffy,
IFG,
IFI,
ifibrium,
IFIP,