Got bead a surname, grow a rope joltily, the person that aboard expects goes his pull water instantly.

得了珠贝，摇动长绳，船上等候的人立即将他拉扯出水面。

Consumer can combine a part joltily with the hand when the choose and buy, especially the joint such as mensal horse, examine have without shake a phenomenon.

可用手摇动结合部件，尤其是餐桌脚架等连接处，查看有无松动现象。