n. 骨头;尸骨;骨质物;有…样的骨头的;
vt. 挑鱼刺,剔骨头;剔去…的骨;
vi. 苦学;专心致志;
🗣️ 情景例句
Hi, I'm just calling to see if you got home s afely last night.
你好,我打电话来确定一下你是否已经安全到家。
While you were writing letters,I was reading a book.
当你正在写信时,我正在读一本书。
The early climbers were looking for the easiest way to the top, because the summit was the prize they sought, especially if it and never been attained before.