Solderable
a. 可软焊的
🗣️ 情景例句
because the doctors and nurses are so busy?
因为医生和护士们都非常忙？
Diligence is the mohter of success.
勤奋是成功之母。
There are one hundred thousand million stars in our own Milky Way alone,
仅我们的银河系就有1000亿颗恒星，