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单词
training aid
释义
WordReference Random House Unabridged Dictionary of American English © 2024
train
′
ing aid′,
a mechanical contrivance used to supplement other forms and methods of training:
Motion pictures and slides were used as training aids.
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feynman diagram
fez
fezzan
fezzes
fezzy
f, f
ff
ffa
ffc
ffestiniog
f.f.i.
f.f.v.
f.g.
fgn.
fgn
fgp
fgt
fh
fha
fhlb
fhlba
fhlbb
fhlbs
fhlmc
f-hole
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更新时间:2025/7/31 12:16:23