Vanalium
钒铝合金
🗣️ 情景例句
Hi, how are you doing?
你还好吗？
Excuse me I couldn't come.
对不起我不能来。
my aunt unexpectedly returned one afternoon with a party of guests and instructed Bessie to prepare dinner.
一天下午，她出其不意地回来了，带来一大批客人，吩咐贝西准备晚饭。