Obdurability
n. 坚固
🗣️ 情景例句
Mr. Marker and his wife have invited me to a Christmas dinner.
马克先生和他妻子邀请我吃圣诞晚宴。
You're wasting you breath.
你在白费口舌。
To find out, Von Frisch built special hives, each with only one honeycomb.
为了查明真相，冯·弗里施建造了特殊的蜂箱，每个蜂箱里仅有一个蜂窝。