英文關鍵字
box
communication
communicative
electrical
entrance
entryphone
equipment
groove
hand
hollow
home
input
insert
inter
intercom
interline
interphone
make
male
man
mount
mounting
opening
parget
phone
plaster
plastering
quadrangular
recess
rectangular
ring
rut
safety
security
shape
signal
system
technician
technology
telecommunication
track
trench
try
use
wall
worker