英文關鍵字
frailty
vocabulary
concept
wooden
cubes
letters
fragility
delicacy
frailness
caducity
fragile
infirmity
infirmness
weakness
weakliness
feebleness
enfeeblement
debility
incapacity
impairment
indisposition
slightness
puniness
illness
sickness
sickliness
decrepitude
dodderiness
shakiness
psychology