Maintenance free
[化] 不需维修的
🧩 词语组成解析
free
[fri]
adj. 自由的;免费的;免税的;空闲的;
adv. 免费地;自由地，无拘束地;一帆风顺地;
vt. 免除;释放;使自由;解救;
🗣️ 情景例句
That was a wonderful dinner.
那次晚宴好极了。
Knowledge is the antidote to fear.
知识可以解除恐惧。
If I continue to play a lot of concerts over the next five year.
如果在今后的五年内我连续举办一些音乐会。