Dunning
v. 催债；不断烦扰；（使）成灰兔褐色（dun 的现在分词）
n. （Dunning）人名；（英）邓宁
例句
The company gave me dunning letters and calls.
这家公司给我来了许多讨债信和催债电话。
The debt collector kept dunning her for the rent.
收账人一直在催逼她缴租金。
Some clubs are always dunning their members for contribution.
某些俱乐部老是向其成员催缴捐款。
