HSK 6
一同
yìtóng副
together
两位专家一同前往现场调查。
Liǎng wèi zhuān jiā yì tóng qián wǎng xiàn chǎng diào chá.
The two experts went to the site together to investigate.
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Other HSK words sharing a character
Also free:
New in the HSK 3.0 word list at level 6.