Minalpha
锰铜标准电阻丝合金
🗣️ 情景例句
Consider the cost before you decide.
你决定前要先考虑费用问题。
Early mistakes are the seeds of future trouble.
早期的错误可以酿成日后的麻烦。
She does not know London very well, and she lost her way.
她对伦敦不很熟悉，因此迷了路。