Specialising
v. 专门从事, 专攻( specialise的现在分词 )
🗣️ 情景例句
Mr. Park is a devoted husband.
帕克先生是个忠实情深的丈夫。
Can I see your license, please?
请你给我看一下你的驾驶执照行吗？
He felt free to talk about his failures or his difficulties.
他可以随便谈论自己的失败或困境。