(a.) Not communicative; not free or apt to impart to
others in conversation; reserved; silent; as, the messenger was
incommunicative; hence, not disposed to hold fellowship or intercourse
with others; exclusive.
希拉里校对
双语例句
Incommunicative as he was, some time elapsed before I had an opportunity of gauging his mind. 夏洛蒂·勃朗特.简·爱.