Peg down netting over the top to keep out leaves.
用销钉在顶上加固防护网，防止叶子落入。
The builders will have to strengthen the existing joists with additional timber.
施工人员将不得不另外用木料加固现有的托梁。
There are reinforcement bars on all doors.
所有的门上都有钢筋条加固。
This plywood addition helps to strengthen the structure.
多层胶合板有助于加固结构。
They braced up the old house with balks of timber.
他们用梁木加固旧房子.
By strengthening the embankments they secured the village from floods.
他们加固河堤让村子免受洪水之灾.
They strengthened the city walls.
他们加固了城墙.
This canal bank has been shored up.
这段河堤已加固.
A surveyor said that the problems were caused by subsidence and the house needed to be underpinned.
一名勘测员说是地面下陷导致了这些问题出现，房子需要加固地基。
The tower is a relic of grim days when big houses had to be fortified against invaders.
这座塔是那些灰暗岁月的遗迹，那时大房子不得不被加固，以抵御侵略者。
Wooden barrels and water tanks are usually strengthened with metal bands.
木桶和水箱通常用金属圈来加固.
And take measures to reinforce them. Please set your mind at rest.
并采取措施加固. 请放心好了.
They have had the tunnel shored up with concrete.
他们已经叫人用水泥把坑道加固.
The wooden beams were fortified with steel rods.
木梁由钢条所加固.
That concrete is reinforced with steel beams.
那混凝土是用钢筋加固的.