Correct

国书

/ guóshū /

Strokes

Definition

credentials (of a diplomat)/documents exchanged between nations/national or dynastic history book

Example

As a Noun

letter of credence; credentials

1

Jiēshòu

接受

guóshū

国书

accept credentials

2

Dìjiāo

递交

guóshū

国书

present one's credentials