核心词议：
adj. 不能用的；与众不同的
unusable 基本解释
adj. 不能用的
速记方法
知识扩展
中文词源
中文词源： unusable
精选例句
1、 Bombing had made roads and railways unusable.
轰炸使得公路和铁路都不能用。
常见考点例句：
- China 's research sector also struggles with procedural problems and fraud that render its research unusable for other scientists .
- 中国的研究领域还存在一些程序上的问题和造假行为，这使得它的研究无法为其他科学家所用。
- Airlines urged passengers to check the status of flights before heading to airports , although many reservation lines and airline websites were overloaded and unusable .
- 航空公司敦促乘客在前往机场前先了解航班状态，但许多预订热线和航空公司网站负荷过重，无法使用。
- He will almost certainly write something unusable , which you will then rewrite , congratulating him heartily and putting his name on it .
- 几乎可以确定的是，他写的东西没法用，那么你就重写一遍，衷心地祝贺他，并在上面署上他的名字。
- Wearing a dosimetry badge on his shirt to monitor his own exposure to radiation , he stopped his truck at a spot overlooking a slope that will be used to store waste ' tailings , ' the 91.5 % of the mine 's output that will be unusable .
- 霍南在衬衫上佩戴了一个放射量测定器以监测辐射对他的影响，他将卡车停下，下面的山坡将被用于储存废弃矿渣，矿场91.5%的产出是无用的矿渣。
