You have to use special paints because they can keep a long time.
您必须使用特殊的涂料，因为它们可以保持很长一段时间。
They use a long proboscis that is like a thin drinking straw.
它们是使用像一根细的吸管的管状器官来吸食东西。
As long as they are good things, everyone can use it!
只要是好东西拿来用就是了！
They are light and flexible in use, and have a long history.
他既轻巧又灵活，它有着一段很长的历史。
They use about one-third of the energy of normal bulbs and last 10times as long.
它们的耗电量仅是平凡灯泡的三分之一，持续时间却是后者的10倍。
They use about one-third of the energy of normal bulbs and last 10times as long.
它们的耗电量仅是平凡灯泡的三分之一，持续时间却是后者的10倍。
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