overcome

1、over- + come.
2、一种解释：来到上方、上面，也就是竞争结果处于优势、得胜后，才会处于上方的状态。
3、另一种解释：越过一端来到另一端，也就是跨越障碍，来到胜利的彼岸。

overcome 克服，战胜

over-,在上，超过，come,来到。原义为赶上，超过，引申词义克服，战胜。

overcome (v.)

Old English ofercuman "to reach, overtake," also "to conquer, prevail over," from ofer (see over) + cuman "to come" (see come (v.)). A common Germanic compound (Middle Dutch overkomen, Old High German ubarqueman, German überkommen). In reference to mental or chemical force, "to overwhelm, render helpless," it is in late Old English. Meaning "to surmount" (a difficulty or obstacle) is from c. 1200. The Civil Rights anthem "We Shall Overcome" was put together c. 1950s from lyrics from Charles Tindley's spiritual "I'll Overcome Some Day" (1901), and melody from pre-Civil War spiritual "No More Auction Block for Me." Related: Overcame; overcoming.

1. Having identified the problem, the question arises of how to overcome it.

发现问题后，如何克服它的问题又出现了。

2. I would overcome any weakness, any despair, any fear.

我要克服所有的软弱、绝望和恐惧。

3. With repeated applications of weedkiller, the weeds were overcome.

经过反复施用除草剂，杂草得以彻底根除。

4. These difficulties have been overcome without detriment to performance.

这些困难都已在不影响业绩的情况下得到了克服。

5. He was then overcome by a terrible fit of coughing.

接着他便控制不住地剧烈咳嗽了一阵。

【undergo, overcome, overthrow, withhold】
undergo: 经受、经历、遭受
overcome: 克服、战胜；
overthrow: 推翻、颠覆；
withhold: 压住、制住、抑制；

【defeat, beat, overcome, conquer, subdue, overthrow】
这组词都有“征服，战胜”的意思，其区别是：
defeat: 普通用词，多指在战争、比赛、竞选或辩论中战胜对手，侧重胜利的暂时性。
beat: 口笔语均可用，可与defeat换用。
overcome: 多指战胜或克服非物质的东西，如困难和不良习惯等。语气较弱也可指在斗争或竞争中战胜或压倒对方。
conquer: 侧重战胜和控制。书面用词。
subdue: 正式用词，与conquer同义，但强调失败后的臣服状态；也可用作借喻，表克制、压抑感情、欲望等。
overthrow: 指彻底击败对手，使其丧失力量和地位。