尽管不少入境游客在中国收获颇丰，但服务仍有提升空间。一些游客反映，跨国售后存在不便。部分商品保修范围仅限中国大陆地区，若需退换或维修，要自行承担较高的国际运费，还面临周期较长、沟通成本较高等问题。
「如果做太慢就賺不夠錢，大家都不能停下來，要不斷加班。」
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And as for their noise-cancelling features, Mangino says "The ANC on this pair of headphones is just right, too. It isn't the best I've ever experienced, which isn't entirely surprising since the ear cups aren't particularly snug; that's great for comfort, but less effective for passive noise cancellation. But I find that its ANC easily blocks out the noise of busy city streets and the clink and clatter of my local coffee shop."
"We start with the climax," explained actor An Chae-hee, who plays the female lead. "We need to make clear what the story is and who the characters are immediately."
// 作用：缓存当前位置右侧的"参考身高"，快速判断能看到的人