Birkeland
n. (Birkeland)人名；(英)伯克蘭
??? 情景例句
Let me know by the end of the week.
這個周末前給我回音。
I meet the boy whose aunt is a saleslady.
我遇到那個男孩的姑媽是推銷員。
lack of physical and mental energy, both of which are essential in turning out and throwing away, and sentiment.
一是體力，精力均告不佳，這二者是清除無用的東西必不可少的因素；另一原因是感情因素。