Eutecrod
[机]共晶焊焊条
🗣️ 情景例句
How'd you do it?
是如何办到的？
Overdone is worse than undone.
过犹不及。
The shuttle Endeavour will be taking the astronauts to the Hubble.
“奋进”号航天飞机将把宇航员送上哈勃。