the part of a hospital that provides a high level of care and treatment for patients who are seriously ill or who have just had a major operation

James is in a critical condition in the high dependency unit of Charing Cross Hospital. 詹姆斯病情危急，目前在查令十字医院的高依赖病房里。

The high dependency unit is a half-way house between intensive care and surgical wards. 高依赖病房是重症监护室和外科病房之间的中转站。