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nínshìfǒuzàixúnqiú： 实地 实地考察 实地考察者 实地 实地考察 实地考察者 gèngduōjiéguǒ...

mùlù ·yīngwénjièshì ·jìnyící ·gèngduōjiéguǒ... yīngwénjièshì n.:  person who helps in practical field-work,  field-worker jìnyící xiàn chǎng diào chá zhě