下载 APKPure App
可在安卓获取Learn Semaphore的历史版本
要了解所有标志的等待？从这里开始。
Learn Semaphore is a simple interactive app to help you learn the the semaphore flag positions.A quiz is included so that you can see how much you have learned.最新版本2.0更新日志
Last updated on 2016年06月08日
Minor bug fixes and improvements. Install or update to the newest version to check it out!
翻译中...
Learn Semaphore
2.0 by USEFUL APPS
2016年06月08日