Trichlorphon
敌百虫
🗣️ 情景例句
Hey, Xiao Li, are you doing anything this weekend?
嘿，小李，这个周末有没有什么事要做？
We can't recall how often he's written.
我们记不起来他每隔多久写一封信。
He sent the journalist two more faxes, but received no reply.
他给记者先后发去两份传真，但对方毫无反应。