paper card, often the same dimensions as a modern credit card, but with punched
Speech recognition helps with pronunciation, while offline downloads let you practice mid-flight or during a commute. Progress syncs across phone and desktop, so learning doesn’t depend on one device. Instead of cramming a phrasebook before departure, you build familiarity over time — enough to understand replies, not just deliver rehearsed lines.
，这一点在同城约会中也有详细论述
// 工具函数：NSData → MmsharedkmpKotlinByteArray，更多细节参见爱思助手下载最新版本
override fun encode(writer: ProtoWriter, `value`: KAccount) {//省略}