adj.(屋顶)有坡度的;
v.投( pitch的过去式和过去分词 );用沥青涂;排列;把…定于特定角度;
例句:
He had pitched his tent in the yard.
他在院子里搭起了帐篷。
The entire company pitched in to help.
公司上下都协力相助。
The movement took him by surprise, and he pitched forward.
这一动使他冷不防地向前摔倒。