When you have your bulb ready, clean the outside carefully and put it to the side somewhere where it is protected from breaking.
准备好电灯泡之后，仔细的清洁外侧，把它安置到不容易打碎的地方。
No filament and electrode. Light bulb is breakable but it is of high safety at breaking for the lower surface temperature.
无灯丝和玻璃外壳，不会产生灯泡破碎的情况。
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