Covertly

(adv.) in a covert manner; 'he did it covertly'.

录入:索尔

• She consulted his face when she could do so covertly, as she worked or read, and could make nothing of it. 查尔斯·狄更斯. 我们共同的朋友.
• The boy's right,' remarked Fagin, looking covertly round, and knitting his shaggy eyebrows into a hard knot. 查尔斯·狄更斯. 雾都孤儿.

校对:威尔默