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My profession is teaching ...
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My profession is teaching ...
My account is like a school, it educates you well ...
It is never important to be perfect in a job!
It is very important to be effective in a job!
My English is not very good, but I'm a very effective account.
When you follow me for a long time,
有趣
(
twitter.com)
•
Figen
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Why is half of the ship black and half of it is silver colored?
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Why is half of the ship black and half of it is silver colored?
that's because the bottom as seen from orbital entry is, has a heat shield on it. So the black there is the heat shield and then the core structure of the rocket is a special alloy of stainless steel and that's
btc
(
twitter.com)
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