1ξb1900(1101`1150)
Ώ²«ν[h
‘28βΪ ρΚ‘
ΤI[o[I
³@πFfaint
@ΤF6924b
³πF0β
ζ29βΪ
φέIΘ
costly
acute
scarce
potential
j [Φ
Δ§ν