alternating + noun
The device requires alternating current.
该设备需要交流电。
交互的,交替的
交替的(医学用语);交替的。;其平面图的交叉点在沿结行进时交替为“上”和“下”;项在正负之间交替的。;当任何两个相邻参数相等时,其值为零
occurring by turns; interchanging
交替的。
That alternates.
其平面图的交叉点在沿结行进时交替为“上”和“下”
Having a planar diagram whose crossings alternate between "over" and "under" as one travels along the knot.
项在正负之间交替的。
Having terms that alternate between positive and negative.
当任何两个相邻参数相等时,其值为零
Whose value is zero when any two adjacent arguments are equal.
The traffic lights operate on an alternating green and red cycle.
交通信号灯以绿灯和红灯交替的方式运行。
用法提示:此处 'alternating' 为形容词,修饰 'cycle',表示红绿灯周期交替变化。
She chose an alternating pattern of blue and white stripes for the curtains.
她为窗帘选择了蓝白相间的交替条纹图案。
用法提示:此处 'alternating' 为形容词,修饰 'pattern',表示颜色交替出现。
The generator produces alternating current that reverses direction 60 times per second.
发电机产生每秒反转方向60次的交流电。
用法提示:此处 'alternating' 为形容词,修饰 'current',指电流方向周期性交替。
The device requires alternating current.
该设备需要交流电。
表示特征或伴随状态。
The wallpaper has alternating stripes of blue and green.
墙纸有蓝绿相间的条纹。
系表结构描述状态。
The transmission signal is alternating.
传输信号是交替的。
grammar · medium
易错句子We need an alternating plan.
正确表达We need an alternative plan.
混淆了“alternating”(交替的)与“alternative”(替代的)。在表示“另一个选择”时,应使用“alternative”。
grammar · medium
易错句子The alternating of colors is beautiful.
正确表达The alternation of colors is beautiful.
将“alternating”误用为名词,应使用名词形式“alternation”表示“交替、轮换”这一概念。
与‘交替的’含义不同,‘alternative’指可供选择的另一选项,而‘alternating’指交替进行或轮流。
‘alternate’作形容词时强调‘每隔一的’或‘轮流发生’,而‘alternating’更侧重连续交替的过程,如‘alternating current’(交流电)强调电流方向不断变化。
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