英文解释： adjective: to be extremely wicked like the devil
例句： The conspirators, willing to dispatch anyone who stood in their way, hatched a diabolical plan to take over the city.
英文解释： noun: a strong verbal attack against a person or institution
例句： Steve’s mom launched into a diatribe during the PTA meeting, contending that the school was little more than a daycare in which students stare at the wall and teachers stare at the chalkboard.
英文解释： adjective: expecting unquestioning obedience; characteristic of an absolute ruler
例句： The coach was dictatorial in his approach: no players could ever argue or question his approach.
英文解释： adjective: instructive (especially excessively)
例句： Tolstoy's The Death of Ivan Illyich is a didactic novel, instructing the reader on how to live a good life.
英文解释： "verb: be a distinctive feature, attribute, or trait (sometimes in positive sense)
verb: evolve so as to lead to a new species or develop in a way most suited to the environment"
例句： "Mozart's long melodic lines differentiate his compositions from other works of late 18th century music.
Animals on Madagascar differentiated from other similar animal species due to many years of isolation on the island."
英文解释： adjective: showing modest reserve; lacking self-confidence
例句： As a young girl she was diffident and reserved, but now as an adult, she is confident and assertive.
英文解释： adjective: in terrible condition
例句： The main house has been restored but the gazebo is still dilapidated and unuseable.
英文解释： adjective: wasting time
例句： Lawyers use dilatory tactics so that it takes years before the case is actually decided.
英文解释： noun: an amateur who engages in an activity without serious intentions and who pretends to have knowledge
例句： Fred has no formal medical training; while he likes to claim authority on medical issues, he is little more than a dilettante
英文解释： adjective: characterized by care and perseverance in carrying out tasks
例句： Michael was a diligent gardener, never leaving a leaf on the ground and regularly watering each plant.