1.The largest parrot scientists know of is the kakapo, a flightless bird that also lives in New Zealand.
flightless 不能飛的
Penguins and ostriches are flightless birds.
企鵝和鴕鳥都不會飛 。
2.The kakapo is on the critically endangered species list.
critically 危急地
She kept vigil at the bedside of her critically ill son
她整夜都守在病重的兒子床邊 。