It's beneficial effect is purely a result of the way it prevents one's finger from touching the antenna's feed point, solving the impedance mismatch issue.
这种度量作用可以阻止手指接触到天线的馈点，从而解决阻抗失配的问题。
I recommend that you give her finger or fist foods that she can feed herself, rather than baby food that requires you to spoon feed her.
我建议你给她指头或者拳头大小的食物而不是那些需要你用小勺喂给她的婴儿食品，这样她就可以自己吃了。
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