英汉例句双语例句Lead researcher Professor Roger Hart said: “Women should be encouraged to see their dentist to have any gum disease treated before trying for a baby.这项研究的负责人罗杰•哈特教授表示：“在怀孕前，就应该鼓励女性去看牙医，进行牙病的相关治疗。roger hart更多例句词组短语短语Hart Roger 名称roger hart更多词组