picking out 手选
nine point picking out 九点取样法
maximum picking out 最大值检出
Most kids that age would be picking out candies or toys in a store for themselves, instead of helping their mom pick out fruits as the two kids did.
这个年龄的大多数孩子会在商店里自己挑选糖果或玩具,而不是像这两个孩子那样帮妈妈挑选水果。
While my mother and I were picking out the gifts, my dad said, "I'll be back soon—I need to see something in the tool area."
当我和妈妈在挑选礼物时,爸爸说:“我很快就回来——我需要看看工具区有什么东西。”
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