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單詞列表：
1. Wireless
/ˈwaɪə.ləs/ 無線的
2. Charge
(a) [Tn] put a charge1(7a) into (sth) 給（某物）充電: charge a battery 給蓄電池充電
charger 充電器
3. Built-in
內置的
4. Electromagnetic
/ ɪˏlektrəumægˈnetɪk; ɪˋlɛktromæɡˋnɛtɪk/ adj (physics 物) having both electrical and magnetic properties 電磁的: electromagnetic waves, eg X-rays, radio-waves, light waves 電磁波（如X射線﹑ 無線電波﹑ 光波）.
5. Mat
/ mæt; mæt/ n
small piece of material placed under a hot dish, or a glass, vase, etc to protect the surface underneath （用以墊熱碟﹑ 杯子﹑ 花瓶等的）小墊: a cork `table-mat 軟木碗盤墊 * a beer mat 啤酒杯墊.
6. Coil
/ kɔɪl; kɔɪl/length of coated wire wound in a spiral to conduct an electric current 線圈.
7.Align
/ əˈlaɪn; əˋlaɪn/ v (b) [Tn] put (the parts of a machine) into the correct position in relation to each other 將（機器的部件）安裝到相互間正確的位置上: align the wheels of a car 校準汽車的輪子.
8. Device
/ dɪˈvaɪs; dɪˋvaɪs/ n thing made or adapted for a special purpose （為某種用途而製作或改裝的）裝置, 器具: a device for measuring pressure 測壓裝置 *
9. Scroll
/ skrəul; skrol/ n
> scroll v 1 [I, Ipr, Ip] (of text on a computer screen) move gradually up or down （指計算機熒屏上的文本）逐漸上下移動. Scroll through Weibo/Wechat 刷微博/微信
10. Plug in
plug sth in connect (sth) to the electricity supply with a plug(2a) 用插頭將（某物）與電源接通: Plug in the radio, please. 請把收音機的插頭插上. * The recorder wasn't plugged in. 錄音機的插頭沒插上.
11.Cumulative
/ ˈkjuːmjulətɪv; US -leɪtɪv; ˋkjumjəˏletɪv/ adj gradually increasing in amount, force, etc by one addition after another （數量﹑ 力量等）漸增的, 累積的: the cumulative effect of several illnesses 幾種疾病日積月累造成的影響
