1. layer
We should do more to protect the ozone layer from further damage.
Since it was getting even hotter, Tom peeled off another layer of clothing.
I wear many layers of clothing.
ozone layer
When inserting the budwood into the root stock make the cambium layer overlap.
This is a layer of soil that is permanently frozen, and in some places it's many feet deep.
We call these slabs of the solid-rock layer 'plates'.
This chart illustrates the function of ozone layer.
Remove the lower-most background layer.
This debate about the future of the ozone layer has been mostly about profits and politics.
It is impossible to burn a copy of Dante's Inferno because the ice of the ninth layer of hell will put out any fires kindled with earlier pages.
Sweatshirts will change colour to show it's time to put on another layer.
This cake has 3 layers: a red one, a yellow one and a green one.
A group of researchers has published a report on the ozone layer.
In countries with electoral colleges, citizens vote for representatives to pick heads of state for them, adding an extra layer to what would otherwise be a direct election.
2. trim
Do you want a trim?
Trim the fat off the meat.
Nice trim.
Are you going out? You’re looking very neat and trim tonight!
He had a neatly trimmed beard.
a trim figure
I've had my hair trimmed.
Someone should trim this lawn.
He has to trim his eyebrows.
I went to the hairdresser for a trim.
My heart is bound to beat right out my untrimmed chest...
Don’t cut much off. Just give it a trim.
3. shade in
4. modulate
These microbes help to modulate baby’s immune system.
Because she doesn't modulate her voice, she sounds the same when she's excited as when she's sad.