noun 下载 🔗分享 家臣，侍从. Any thing or person that retains. Examples : "After getting her braces removed, Sarah wore her retainers every night to keep her teeth straight. " 莎拉摘掉牙套后，每天晚上都戴保持器，以保持牙齿整齐。 job business organization law medicine 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 门客，食客。 A dependent or follower of someone of rank. Examples : "The king traveled with a large group of retainers, including soldiers and servants. " 国王出行时带着一大群门客和食客，包括士兵和仆人。 person group politics history royal government military 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 家臣，门客 A paid servant, especially one who has been employed for many years. Examples : "The wealthy family kept several retainers on staff who had worked for them for over twenty years, handling everything from gardening to household management. " 这户富裕人家供养着好几位家臣，他们为这家工作了二十多年，负责打理从园艺到家务管理的一切事务。 job person service history society 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 预付款，定金。 A fee one pays to reserve the other's time for services. Examples : "This lawyer charges a retainer for his work." 这位律师的工作需要预付定金。 business finance law service 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 保持器 A device that holds teeth in position after orthodontic treatment. Examples : "After her braces were removed, Sarah wore her retainers every night to keep her teeth straight. " 取下牙套后，萨拉每晚都戴保持器， чтобы保证牙齿的整齐。 medicine device body 与AI对话词汇游戏阅读练习
