英语语法分析

If you carefully build a toy house with an Erector set, it will still stand no matter how much you shake the table.

如果你小心翼翼地用一套竖立装置建造一个玩具屋，不管你怎么摇晃桌子，它都不会倒塌。

On this chart, the erector is marked in blue.

在这张图上竖立肌以蓝色标志。

Clean the mortar tanks, change seals on erector and do weekly maintenance.

洗浆桶，换拼装机密封条，做每周保养。