A2
[医] 主动脉第二声
🗣️ 情景例句
It's complicated.
原因很复杂。
He didn't enjoy losing the game of chess.
他因为下棋输了而索然无味。
The fax has greatly changed office work, especially in China.
特别是在中国，传真机大大地改变了办公室的工作。