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problem (alikssepia); canary in the coal mine (The phrase "canary in a coal mine" is frequently used to refer to a person or thing which serves as an early warning of a coming crisis.  wikipedia.org Smartie) | |||
| concern (Alex_Odeychuk) | |||
| reason for concern (If a child isn't talking very much at all at 22-23 months old, then that's reason for concern and he should be taken for evaluation. ART Vancouver) | |||
| повод для беспокойства: 1 短语, 1 学科 |
| 一般 | 1 |