Card 494 HSK 2010 Level 5 494/1311 CARD 494 PROGRESS 38% 交换 交換 jiāo huàn to exchange; to swap; to switch (telecom); commutative (math); to commute
Card 1 HSK 1 1/10 CARD 1 PROGRESS 40% 你好 (你好) nǐ hǎo Hello (greeting) Modern Card 1 HSK 1 1/10 CARD 1 PROGRESS 40% 你好 (你好) nǐ hǎo Hello (greeting) Minimal Card 1 HSK 1 1/10 CARD 1 PROGRESS 40% 你好 (你好) nǐ hǎo Hello (greeting) Split Card 1 HSK 1 1/10 CARD 1 PROGRESS 40% 你好 (你好) nǐ hǎo Hello (greeting) Material Card 1 HSK 1 1/10 CARD 1 PROGRESS 40% 你好 (你好) nǐ hǎo Hello (greeting) Gradient Card 1 HSK 1 1/10 CARD 1 PROGRESS 40% 你好 (你好) nǐ hǎo Hello (greeting) Border