61. (be) aware of (=be conscious of , having knowledge or consciousness)意識到,知道。
62. at the back of (=behind)在...后面
63. in the back of在...后部(里面); on the back of在...后部(外面); be on one’s back(=be ill in bed)臥病不起。
64. at one’s back(=supporting or favoring sb.)支持,維護; have sb. at one’sback有...支持, 有...作后臺
65. turn one’s back on sb. (=turn away from sb. in an impolite way)不理睬(某人),背棄,拋棄
66.behind one’sback背著某人(說壞話)67. be based on / upon基于
68. on the basis of根據(jù)...,在...基礎上
69. beat...at在...運動項目上打贏
70. begin with以...開始. to begin with (=first of all)首先, 第一(經(jīng)常用于開始語)
71. on behalf of (=as the representative of)以...名義
72. believe in(=have faith or trust in; consider sth./sb. to be true)相信,依賴,信仰。
73. benefit (from)受益,得到好處。
74. for the benefit of為了...的利益(好處)
75. for the better好轉
76. get the better of (=defeat sb.)打敗, 勝過。
77. by birth在出生上,論出身,按血統(tǒng)at birth在出生時; give birth to出生
78. blame sb. for sth.因...責備某人. blame sth. on sb.把...推在某人身上
79. in blossom開花(指樹木)beinblossom開花(強調(diào)狀態(tài)) come into blossom開花(強調(diào)動作)
80. on board到船上, 在船上, 上火車或飛機