devoted

专用于，专心于

用作状语时，后面接用介词to，句式：be devoted to sth。

【例】This amount of money will be devoted to some important development projects.

这笔款项要专用于一些重要的发展项目。

diagram

图表，简图

【例】Please supply us with your rock-bottom quotations, including a dozen of catalogues and assembling diagrams.

请提供你方最低的报价，内附一打商品目录和安装图表。

differ

【1】不同，有差别

①【例】The two machines differ greatly.

这两台机器大不相同。

②句式：differ from sth in [as to]…。

【例】Artificial fibre differs from cotton in [as to] quality and price.

在品质和价格方面，人造纤维与棉花不同。

【2】意见不同，看法不一致

①【例】Our manager and I often differ.

我和经理意见常不一致。

②句式：differ with sb on [about, over] sth。

【例】Our manager differs with me on the question of agency.

关于代理问题，我们经理同我意见不一致。