Who undertakes many things at once, seldom does anything well.
许多事情同时干，一件事也办不成。
英文谚语 3120 句（二）
第 304 部分
📚 句中词汇解析
从本句中提取的重要词汇
adv. 一次，一趟;一倍;曾经;一旦;
conj. 一旦…就…;一经;
n. 一次，一回;
💡 on=one一+ce次 → 一次
"Once in the bloodstream, the bacteria adhere to the surface of the red cells."
细菌一进入血液里，就附着在红细胞表面上。
近义：heretofore, occasionally, onetime, previously, sometimes, thereinbefore
adv. 很少，罕见;难得;不大;
"He had seldom seen a child with so much talent."
有如此天赋的孩子他以往没见过几个。
近义：infrequently, rarely
反义：manyfold, oft, often, oftentimes, repeatedly, usually