Level 4 · word 3,280 of 20,000

concerning

/kənˈsɜːrnɪŋ/ American
  • prep. 关于
Definition
  • prep. about or relating to a particular person or subject
Example
Her constant coughing was concerning enough that we called a doctor.
她一直咳嗽个不停,情况令人担忧,我们就叫了医生。