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
Would you begin, Ellen?
请你开始， Ellen
It's already in production, so you can expect it in stores before the end of the month.
产品已投产了，所以月底前你可以获得。
We have our evening meal at about a quarter past six.
我们6：15分左右吃晚饭。