在: exist; be living中央: centre; middle隔板: bulkhead; division plate; ba ...左右: the left and right sides abo ...两边: both sides; both directions; ...的: 4次方是 The fourth power of 2 i ...对称: symmetry; symmetrical油: oil; fat; grease舱: cabin; module网球场的左右两边的界限: the left and right edges of a tennis court中央隔板: cenral baffle; central baffle; central partition左右两边都能打: switch-hit向左右两边, 从左右两边, 到处, 四面八方: right and left左右两侧对称的: medianly zygomorphic左右两边都能打的选手: switch-hitter两边的: amphiprotic; ancipita; bilateral下对称油门: asymmetrical throttle双页，左右两页: dual pages左右两手的: right-and-left在中间；在中央: in the middle of在中心, 在中央: centrally在中央: centrally; midst左右的, 左右两手的: right-and-left剑型的,两边的: anceps两边的头发: sides
