black strip

基本解释

The attenuation weak spot is the black strip in the lower left corner of the band.
天線的衰減弱點就是鋼圈左下角的黑色覆蓋物。
d. If you are experiencing this on your iPhone 4, avoid covering the black strip in the lower-left corner of the metal band.
如果你在iPhone 4上遇到了這一問題，請避免用手握住金屬邊左下角的黑色部分；
Apple suggested last month that users either buy a case or avoid holding the lower-left corner of the phone in a way “that covers both sides of the black strip in the metal band.”
蘋果公司上個月表示，用戶要麽購買一個手機膠套，要麽避免握住手機左下角"黑色麪板左右兩側的金屬條"。

If you ever experience this on your Phone 4, avoid gripping it in the lower left corner in a way that covers both sides of the black strip in the metal band, or simply use one of many available cases.
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