详细解释
渣
1、(形声。从水,查声。本义:渣滓,物质经提炼或使用后的残余部分)。
2、同本义。
今人谓糟滓为苴作,侧加反,俗字作渣,乃沮之形变也。---章炳麟《新方言》
渣柜：方言。垃圾箱
油渣儿;豆腐渣;沉渣;废渣;炉渣;钢渣;麻渣;煤渣;蔗渣
3、碎屑。
若木于是乎倒覆,折扶桑而为渣。---《南齐书》
渣子：碎屑
渣渣：碎片;碎屑
面包渣儿
例句
一只知更鸟在地上啄食面包渣。
A robin was pecking at crumbs on the ground.
碎瓶子的玻璃渣散落在人行道上。
Glass from broken bottles litters the sidewalk.
路上到处都是碎玻璃渣。
There were tiny pieces of glass all over the road.
在斋戒期间，他们不能吃任何食物，只能喝水、茶和无渣果汁。
During the fast, they could not eat any food at all, and they could only drink water, tea and clear fruit juice.
每次你煮咖啡的时候，把剩下的咖啡渣虑干放进小碗里，然后把碗放在厨房里。
Every time you make coffee, dry the leftover coffee grounds and keep them in small bowls, then place the bowls in the kitchen.
“下水道淤泥”，是指经城市污水处理厂产生的淤渣，包括预处理的废物、污垢和性质不稳定的淤泥。
"Sewage sludge" means sludge arising from urban effluent treatment plant and includes pretreatment waste, scourings and unstabilised sludge.
木头的碎渣和锯末可以压成木板。
Wood cuttings and sawdust can be compressed into boards.
陈说：“没有任何人讲这是一个豆腐渣楼房。
No one is calling this a tofu-dregs building.
一旦冷却，这种熔渣就可以用来制砖或者铺路。
Once it has cooled, this slag can be used to make bricks or to pave roads.
因为渣是免费的而粘土需要钱，所以成本也下降了。
The cost, too, fell, because slag is free, whereas clay costs money.
一块蛋糕渣就是一场盛宴。
A crumb of cake would be a feast.
将木屑与玻璃渣被推入伤口以使其进一步感染。
Infection was aggravated by forcing wood shavings and ground glass into the wounds.
炽热的火山灰和火山渣从爆发的火山纷纷喷发落下。
Ash and cinders blazed down from the erupting volcano.
他掷下冰雹如碎渣。
He hurls down his hail like pebbles.
电灯泡爆炸后，与玻璃碎渣一同四溅的是等离子体。
A shower of plasma followed by a shower of glass from exploding light bulbs.
城市中的豆腐渣建筑造成了其他许多建筑物的倒塌。
Poor construction throughout the city caused many buildings to collapse.
金属和其他不能变成气体的无机材料，则会作为熔渣落到箱底。
Metals and other inorganic materials that do not turn into gas fall to the bottom of the chamber as molten slag.
这些矿点位于村子中部，孩子们在废石和尾渣上玩耍。
The mines are located in the middle of villages, and children are playing on the waste rocks and tailings.
她立即说，是的，但狗在桌子底下，也吃孩子们的碎渣儿。
And undeterred she says, yes, but the dogs get to eat the crumbs from under the master's table.
把你用后的咖啡渣撒在花园里和你房子的周围（房子外面）。
Sprinkle your used coffee grounds in the garden and around the outside of your house.
他说，他的对手不过是败犬和虫豕，而他将把他们战至渣啊。
His opponents, he said, were nothing but dogs and cockroaches, and he would squash and kill them.
透过眼镜框的上部，她正看着一个女人在给几个麻雀扔面包渣。
Over the top of her half-glasses, she was watching a woman throwing bread crumbs to a couple of sparrows.
当气体冷却，任何有毒的物质会被封在玻璃状的熔渣中，被安全的填埋。
When the gas is cooled, any hazardous elements in the waste end up sealed in a glassy slag that is safe to put into landfill.
用过的咖啡渣，通过适量地在土壤中加入氮来对花园产生好的作用。
Used coffee grounds, in moderation, can do wonders for the garden by adding nitrogen to the soil.
他们希望能从贝先生身上蹭下来点魔法渣，也把意大利人变更富裕些。
They hope that some of it may rub off on them, making all Italians richer.
妇人回答说，主阿，不错。但是狗在桌子底下，也吃孩子们的碎渣儿。
And she answered and said unto him, Yes, Lord: yet the dogs under the table eat of the children's crumbs.
然后将咖啡渣过滤，萃取出溶剂(溶剂可被用到下次的溶解过程中)。
The grounds are then filtered out and the solvents separated (to be reused with the next batch of coffee grounds).
饮品上部可加上泡沫鲜奶油，再撒上糖屑、巧克力糖浆、咖啡渣或椰片。
Pour steamed milk slowly into the glass, stirring to combine. The drink can then be topped with whipped cream, and decorated with sprinkles, chocolate syrup, coffee grounds, or coconut flakes.
饮品上部可加上泡沫鲜奶油，再撒上糖屑、巧克力糖浆、咖啡渣或椰片。
Pour steamed milk slowly into the glass, stirring to combine. The drink can then be topped with whipped cream, and decorated with sprinkles, chocolate syrup, coffee grounds, or coconut flakes.