in-sequence_rods_有道手机词典

1.The package tool comprises upper rods, lower rods and connecting rods, wherein the number of the upper rods is three or more, upper ends of the upper rods are connected in sequence;
它包括上杆、下杆、连接杆；上杆，三根或三根以上，它们的上端依次连接；
dict.yoduao.com