n.铺地石，俯仰；v.投( pitch的现在分词 )；用沥青涂；排列；把…定于特定角度 英英释义： pitching[ 'pitʃiŋ ]n.(baseball) playing the position of pitcher on a baseball teamabrupt up-and-down motion (as caused by a ship or other conveyance)"the pitching and tossing was quite exciting"同义词：lurchpi