每1~2天为大家更新15个左右的GRE单词，每个单词都采用柯林斯高阶词典英英解释，而且所有的例句都是来自华盛顿邮报Washington Post/自然杂志Nature/西雅图时报Seattle Times/纽约时报NewYork Times/科学杂志Science Journal等一线期刊，并且每一个单词后面都配了相关生动的图片，希望大家可以喜欢。
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melancholy n. 忧沉, 愁思 adj. 忧沉的, 使人悲伤的
[root] melan黑(=black) + chol胆汁+ y = 胆汁发黑 = 忧郁
古希腊人认为黑胆汁过多与霍乱有关
[E2E] Melancholy is beyond sad: as a noun or an adjective, it's a word for the gloomiest of spirits.
[e.g.] a letter with some melancholy news.
带来令人悲伤的消息的信
[e.g.] “It’s just exquisitely beautiful music, tender and melancholy, and fabulous for dancing.”
“它只是精美绝伦的音乐，温柔而忧郁，而且非常适合跳舞。”New York TimesFeb 26, 2019
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streak n. 斑纹, vt.奔驰,快速移动
[E2E] 1.stripe 2.move quickly in a straight line
[e.g.] dirty streaks on the window
窗户上的道道污痕
Since the second of those trades was completed, the Capitals are 7-1-0, with the NHL’s longest active winning streak of seven games and counting.
[e.g.] 因为这些交易第二场的完成，首都队的战绩是7-1-0，这是NHL七场比赛最长的连胜纪录。
Washington Times Mar 11, 2019
这里的交易是：签约下了Carl Hagelin和Nick Jensen这两个队员，NHL：北美职业冰球联赛
[Pic] 比如Nike的Air Zoom Streak 7中
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stroke
n. 中风；冲程；笔画；打击；尝试；轻抚
vt. 抚摸；敲击；划尾桨；划掉
vi. 击球；作尾桨手；敲击键盘
[E2E]
v. If you stroke someone or something, you move your hand slowly and gently over them.
v. In sports such as tennis, baseball, cricket, and golf, a stroke is the action of hitting the ball.
n. If someone has a stroke, a blood vessel血管 in their brain bursts or becomes blocked.
[e.g.] What a beautiful stroke!击球动作多漂亮呀！
[e.g.] Months later at the start of 2013, a stroke put him into a Paris hospital for three months.
2013年初的几个月后，中风使他在巴黎医院住了三个月。Reuters Mar 11, 2019
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perceptual adj. 感性的, 知觉的
[root] percept 感知 + u + al adj词缀 = 感性的
[E2E] perception
[e.g.] perceptual skill 感知能力
[e.g.] He is pursuing a tough line of perceptual inquiry.
他正在追求一种强硬的感性探究线.The New Yorker Nov 12, 2018
[Pic] 感性心理学 Perceptual psychology : Man and woman may have different perspectives and perceptions
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最后补充一个要记忆的小词
supernova n. ［天］超新星
天文学家中超新星
海贼迷眼中超新星
