Ionni永尼ionn.离子Ionosphere Radio Signal电离层无线电信号ionotropic ATP receptor离子型ATP受体ion-exchange membrane离子交换膜ionosphere disturbances电离层扰动ion migration mechanism离子迁移机理iontophoresis apparatus离子透入治疗器ion selection electrode离子选择电极ion cyclotron frequency离子回旋频率ionization dose-meter电离式辐射剂量计ion exchange technology离子交换工艺

1. The timer could not signal the client thread.
   计时器无法向客户线程发送信号。
2. There are two other timer classes.
   有两个其他计时器类。