The vessels will have to land their catch at designated ports.船只必须在指定的港口把捕到的鱼卸下。He will catch at any opportunity to practise English.他设法抓住一切机会来练英语.Step on it , please. I have a plane to catch at two.请开快点, 我要赶两点的飞机....

设法抓住，发现某人正在干…，接受...

catch at的音标：catch at的英式发音音标为：[kætʃ æt]catch at的美式发音音标为：[kætʃ æt]...