Shadow-boxing
n. （拳击）空拳练习
📖 牛津释义
shadow-boxing
n [U].
🧩 词语组成解析
shadow
['ʃædo]
n. 阴影;影子;鬼，幽灵;隐蔽处;
vt. 投阴影于;使朦胧;跟踪，尾随;预示;
vi. 渐变;阴沉;
adj. 影子内阁的;阴影的;非正式的;
🗣️ 情景例句
Change the light bulb, it's burnt out.
换一个灯泡吧，它烧坏了。
It's ten minutes to four.
现在差十分四点。
It is one of the most unpleasant discoveries which we all make that we must decline in this way,
人人必然会衰老。