Object.defineProperty() — MDN Web Docs
“手机盾”是中国银行的高等级安全因子，相当于“数字U盾”。
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Promotion methods (Traffic sources)
The winner of West Indies vs. South Africa will take a huge step towards qualifying for the semi finals. We're expecting a tight game between two unbeaten sides. Keep a close eye on the likes of Shimron Hetmyer and Marco Jansen. They'll be leading the way for their respective sides.
（三）未经批准设置无线电广播电台、通信基站等无线电台（站）的，或者非法使用、占用无线电频率，从事违法活动的。