A mallard suddenly took wing, rising steeply into the air with an angry squawk.一只绿头鸭突然飞起，愤怒地尖鸣一声直冲天空。Have you worked with Dr. Mallard long, Gerald?你跟着马拉德医生很久了吗, 杰拉德?Should I start taking photos, Doctor Mallard?我该开始拍照了吗, ...
A mallard suddenly took wing, rising steeply into the air with an angry squawk.一只绿头鸭突然飞起，愤怒地尖鸣一声直冲天空。It was Brently Mallard who entered , a little travel - stained, composedly carrying his gripsack and umbrella.走进来的正是布伦特...