Demo Stories Pills Dictionary Annotator For Schools Download App

Demo Stories Pills Dictionary Annotator For Schools Download App

Dictionary/硬骨头

硬骨头硬骨頭

yìng gǔ tou

ㄧㄥˋ ㄍㄨˇ ㄊㄡ˙

N

1resolute individual

2a hard nut to crack

3tough mission

4difficult task

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