n. 脉搏;[无线电](电磁波等)脉动;活力;有节奏的跳动(或拍打);
vi. (心脏)跳动;脉动;搏动;震动;
vt. 使跳动;有节奏地驱动(机器等);[电子学]施以脉冲;[无线电]脉冲地调节(电磁波);
pel, puls 表”驱动,推动”
🗣️ 情景例句
Hi. Fill 'er up.
嗨, 把油箱加满。
What have you done?
你究竟都做了些什么?
Alternatively, if the star were small, the life-supporting planet would have to have a close orbit round it and also provide the perfect conditions for life forms to develop.