层报
céngbào
офиц. докладывать по инстанциям
céngbào
一级一级地向上级报告。céngbào
[report to higher authorities through proper channel (step by step)] 逐级地向上报告
céng bào
to report to higher authorities through layers of hierarchycéng bào
report to the immediate higher authority one level after anothercéngbào
report to successively higher levels逐级向上级报告。
примеры:
我用三层报纸包裹冰淇淋使其不致变热融化。
I wrapped the ice cream in three thicknesses of newspaper to keep it cool.