"_OBJC_CLASS_$_SFSpeechAudioBufferRecognitionRequest", referenced from:
objc-class-ref in test.o "_OBJC_CLASS_$_SFSpeechRecognizer", referenced from:
objc-class-ref in test.o ld: symbol(s) not found for architecture arm64 clang: error: linker command failed with exit code 1 (use -v to see invocation)
解决方法：
在 UnityFramework TARGETS 的 Frameworks and Libraries 中添加 Speech.Framework
