Upper quadrant
[电] 向上式
🧩 词语组成解析
upper
['ʌpə]
adj. 地位较高的;上面的;内地的;地表层的;
n. 鞋帮，靴面;兴奋剂;令人兴奋的经历;
quadrant
['kwɔdrənt]
n. 四分之一圆;扇形体;象限仪;四分仪;
🗣️ 情景例句
If anyone has any objections, now is the time to voice them.
如果有人反对，现在就可以说出来。
Don't tell anyone that I did it.
别说是我做的。
The inspector began to look for fingerprints, while the constable checked that the front door locks had not been forced,
巡官开始搜寻指纹，警察经检查发现大门锁头并无撬过的迹象。