苹果iPhone 4S官方宣传视频 展现语音功能强大
英语课
iPhone 4S tech specs:
— Capacity: 16 gigabyte model for $199, 32 gigabytes for $299 and 64 gigabytes for $399
— Size: height: 4.5 inches; width: 2.31 inches; depth: 0.37 inch (the same as the iPhone 4)
— Weight: 4.9 ounces
— Display: retina display, 3.5-inch (diagonal) widescreen multi-touch display
— 8-megapixel camera
— Video recording 1: high-definition (1080p — comparable to the resolution of a 40-inch flat panel TV) up to 30 frames per second with audio
— Battery: talk time is up to 8 hours on 3G, up to 14 hours on 2G. Internet works for up to p to 6 hours on 3G, and up to 9 hours on Wi-Fi, one hour shorter than the iPhone 4. Up to 10 hours of video playback.
— Dual-core A5 processor (which is twice as fast, and renders graphics 7 times faster than the previous model’s A4 processor)
— Video calling: Facetime
— Wireless carriers: AT&T, Verizon Wireless and Sprint Nextel
—Release date: October 14, 2011
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收听单词发音 1
recording
n.录音，记录
参考例句：
How long will the recording of the song take?录下这首歌得花多少时间？
I want to play you a recording of the rehearsal.我想给你放一下彩排的录像。
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iPhone