subsoil
gb/sˈʌbsˌɔɪl/ us/sˈʌbsˌɔɪl/
C1
Anh
Các nghĩa
0 nghĩa
Danh từ
C1
entity
1
soil beneath the topsoil
the soil under the top layer of soil
Mẫu sử dụng:
the subsoil; [adjective] subsoil; subsoil beneath [something]
Lỗi thường gặp:
Do not use subsoil for the loose, fertile soil on the surface; that is topsoil.
Từ đồng nghĩa
undersoil (more technical and much less common)
|
lower soil layer (clear descriptive phrase rather than a single technical term)
Từ trái nghĩa
topsoil (the fertile surface layer above the subsoil)
Cụm từ đi kèm
clay subsoil
|sandy subsoil
|compacted subsoil
|deep subsoil
|underlying subsoil
|subsoil layer
|subsoil moisture
|subsoil conditions
|subsoil samples
|roots penetrate the subsoil
Chủ đề
soil
|gardening
|agriculture
|geology
|environment
Ví dụ
- The garden has only a thin layer of topsoil over heavy clay subsoil.
- Tree roots can reach deep into the subsoil during dry weather.
- Engineers tested the subsoil before designing the building foundations.
Ví dụ cho người học
- The subsoil under the garden is hard and dry.
- Roots grow down into the subsoil.
Động từ
technical
C2
action
2
loosen soil below topsoil
to loosen the hard soil under the surface soil
Mẫu sử dụng:
[someone] subsoils [a field/soil]; subsoil to [a depth]
Lỗi thường gặp:
This verb is mainly used in farming and soil management; in everyday speech, people usually say loosen the soil or dig deeply.
Từ đồng nghĩa
deep-rip (technical farming term, especially for breaking compacted layers)
|
deep-plow (similar, but may imply turning or plowing deeper soil more generally)
Từ trái nghĩa
compact (to press soil down and make it denser rather than loosen it)
Cụm từ đi kèm
subsoil a field
|subsoil compacted ground
|subsoil before planting
|subsoil to a depth
|subsoil with a ripper
|subsoiled land
|subsoiled rows
Chủ đề
agriculture
|farming
|soil
|gardening
Ví dụ
- The farmer subsoiled the field to help water drain through the compacted layer.
- Some growers subsoil before planting trees so the roots can spread more easily.
- The contractor recommended subsoiling the area before laying new turf.
Ví dụ cho người học
- They subsoiled the field before planting.
- Subsoiling helps break hard soil.
Ngữ pháp
Dạng từ điển
subsoil
IPA
GB/sˈʌbsˌɔɪl/
US/sˈʌbsˌɔɪl/
Âm tiết và trọng âm
sub - soil (2 âm tiết)
Stress on 1st syllable (sub)
Các dạng từ
Noun
- Base: subsoil
- Plural: subsoil, subsoils
Cách diễn đạt
subsoil compaction
1/sˈʌbsˌɔɪl kˈɑmpˈækʃən/
fixed phrase
technical
compressed lower soil layer
hard, pressed-down soil under the surface
Ví dụ
- Heavy machinery can cause subsoil compaction in wet fields.
- The farm used deep ripping to reduce subsoil compaction.
- Subsoil compaction can limit crop growth by trapping roots near the surface.
subsoil drainage
1/sˈʌbsˌɔɪl dɹˈeɪnɪd͡ʒ/
fixed phrase
technical
drainage below ground surface
a way to remove extra water from soil below the surface
Ví dụ
- The engineer recommended subsoil drainage behind the retaining wall.
- Good subsoil drainage can stop water from collecting under the lawn.
- The site needed subsoil drainage before the new sports field could be built.
subsoil moisture
1/sˈʌbsˌɔɪl mˈɔɪst͡ʃɚ/
fixed phrase
technical
water stored below topsoil
water in the soil below the top layer
Ví dụ
- The wheat survived the dry month because there was still good subsoil moisture.
- Farmers monitor subsoil moisture before deciding when to irrigate.
- Winter rain helped recharge subsoil moisture across the region.
subsoil plow
1/sˈʌbsˌɔɪl plˈaʊ/
fixed phrase
technical
deep soil-loosening plow
a farming tool that breaks hard soil under the surface
Ví dụ
- The farmer used a subsoil plow to break the hardpan beneath the field.
- A subsoil plow can improve drainage without burying the topsoil.
- The tractor pulled a subsoil plow through the compacted rows.