4 The spring water, fed by mountain snow, percolates through the ground for 15 years before it _____ in the town.
(A) contracts
(B) emerges
(C) implicates
(D) renovates

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統計： A(12), B(88), C(28), D(34), E(0) #846605

Mamiifun

B2 · 2016/12/20

#1557009

Percolate滲透

(A) contracts 合約
(B) emerges （問題）浮現
(C) implicates 暗指
(D) renovates 革新

雷慕莎

B1 · 2016/11/13

#1515875

emerge

[ɪˋmɝdʒ] 浮現；出現

percolate

[ˋpɝkə͵let] 過濾；使滲出；使浸透

bec

B3 · 2019/01/12

#3156683

The spring water, fed by mountain snow, percolates through the ground for 15 years before it emerges in the town.由山地雪覆蓋的泉水在城鎮出現之前滲透地面15年。