Tiron
钛试剂, 1,2一二羟基苯 -3,5-二磺酸钠
🗣️ 情景例句
You think I can just skip it now and get to it at college?
你想我现在略过数学， 等到上了大学再学， 可以吗？
Is this your pen? I found it under the desk.
这是你的笔吗？我在桌下捡的。
By this time, a Lancaster bomber in reasonable condition was rare and worth rescuing.
到了那个时候，状况良好的兰开斯特轰炸机实属罕见，值得抢救。