英文關鍵字
adult
attach
blogger
blue
buttonhole
cable
channel
clothespin
cord
detective
eavesdropping
espionage
ether
fingers
fixes
hands
hidden
hook
insulating
language
lapel
large
lips
man
micro
microphone
noiselessness
person
profession
quality
quiet
recording
search
service
shadowing
shirt
skin
small
sound
special
speech
studio
tape
television
text
voice
whisper