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His speech to the new freshmen was painfully didactic .

他的演说对于新人来说是一种痛苦的说教。

Numbers with rhythm : a didactic proposal for pre-primary school .

带节奏的数字-学前教育的教学建议。

Here they are used to greater didactic effect .

在这里，它们起的作用.更多的是教诲人民。

My next-door neighbor is a didactic old lady .

我的隔壁邻居是个爱训人的老太太。

Didactic instruction modules ; energy saving and carbon reduction ; environmental education .

讲述教学法;节能减碳;环境教育。