Rabdionite
铜铝锰土
🗣️ 情景例句
Are you ready, Alexandra?
想好了吗？Alexandra。
Therefore,we always put quality as the first consideration.
因而，我们总是把质量放在第一位来考虑。
engineers may soon be free to let their imaginations soar without being penalized by expensive failures.
因此，工程技术人员可能很块就可充分发挥他们的想像力，而不会因失败而造成经济上的损失。