偶然

come back

回来,想起来

come across 偶然遇见或发现 | come back 回来,想起来 | come down 下来,降下,倒下

come down

落,下来

come across (偶然)遇见(或发现) | come down 落,下来 | come from出生(于),来自

to come one's way

发生在某人身上;某人所经历到的

753to come into being产生 | 754to come one's way发生在某人身上;某人所经历到的 | 755to come upon(偶然地)见到

to come one's way

发生在某人身上

to come on the scene 出现 | to come one's way 发生在某人身上 | to come upon (偶然地)见到

come into being/come to oneself

形成/恢复意识

come across sb 偶然遇见 | come into being/come to oneself/形成/恢复意识 | eg.The new system came into being in the late th century./这种新体制在十九世纪后期开始形成.

companion species

伴生种

3.伴生种(companion species)伴生种为群落的常见种类,它与优势种相伴存在,但不起主要作用. 4.偶见种或罕见种(rare species)偶见种是那些在群落中出现频率很低的种类,多半是由于种群本身数量稀少的缘故. 偶见种可能偶然地由人们带入或随着某种条件的改变而侵入群落中,

to compensate for

弥补

1201to come upon(偶然地)见到 | 1202to compensate for弥补 | 1203to congratulate one on为某事向人祝贺

concurrence

结合;赞同

underwriter 承保人,保险公司 | concurrence 结合;赞同 | fortuity 偶然,意外

law od conservation of mass

质量守恒定律

lava volcano 熔岩火山 | law od conservation of mass 质量守恒定律 | law of accidental erros 偶然误差定律

consider doing

考虑做某事

14.come across (偶然)遇见,碰见;被理解 | 15. consider doing 考虑做某事 | 16. urge sbto do sth 催促某人做某事

perilymphangitis：淋巴管周炎

perilymph 外淋巴 | perilymphangitis 淋巴管周炎 | perimeter 视野计

Matta：对(没错)

won 元 | matta 对(没错) | jeulgeoptta 愉快