[00:05.32]deterioration: n.恶化，退化;堕落

[00:07.83]diagnose: vt.诊断，判断

[00:10.15]diagnosis: n.诊断

[00:12.35]dignity: n.庄严，端庄;高贵

[00:14.46]dilemma: n.窘境，困境;进退维谷

[00:16.45]diligent: a.勤勉的，勤奋的

[00:18.51]dilute: vt.稀释，冲淡;a.稀释的，冲淡的

[00:20.55]diploma: n.文凭，毕业证书，学位证书，资格证书

[00:22.58]diplomat: n.外交官，外交家

[00:24.64]disastrous: a.灾难性的;极坏的，很糟的

[00:27.07]disciplinary: a.训诫的，纪律的;规律的;训练的

[00:29.37]disciplined: a.受过训练的;遵守纪律的

[00:31.54]discreet: a.谨慎的，慎重的

[00:33.60]discrepancy: n.相差，差异;矛盾

[00:35.85]discrete: a.分离的，离散的;不连续的

[00:37.96]dismissal: n.免职，解雇;遣散

[00:40.02]distinguishable: a.可区别的，可辨识的

[00:42.37]distracted: a.心烦意乱的，注意力分散的

[00:44.67]disturbance: n.扰乱;心神不安，烦恼

[00:46.97]diversion: n.转向，转移;消遣;临时绕行路