Submunition
子母弹
🗣️ 情景例句
You'll receive my invitation soon enough, and I will inform you.
你很快会收到我的请柬，我会通知你的。
Opportunity only knocks once.
机不可失，时不再来。
Their feet were fixed to one bar and their hands to another bar.
他们的脚拴在一根铁杠上，他们的手拴在另外一根铁杆上。