adv.不礼貌地，粗鲁地...

Waitresses in our restaurant never treat guests discourteously or dishonestly.在我们饭店一定不能出现慢待客人的现象.To cast me off discourteously.将我无情地抛去....

discourteously的音标：discourteously的英式发音音标为：[dɪs'kɜ:ti:əslɪ]discourteously的美式发音音标为：[dɪs'kɜtiəslɪ]...