中文词 · Chinese word
通信
tōng xìn — to correspond (by letter, email etc); to send or receive messages through telecommunications
HSK 3.0 L3, HSK newest L6 · study the lists
中文词 · Chinese word
tōng xìn — to correspond (by letter, email etc); to send or receive messages through telecommunications
HSK 3.0 L3, HSK newest L6 · study the lists