Filler sand
[机] 填砂, 背砂
🧩 词语组成解析
filler
['filə]
n. 填装物，填塞物;填装者，填注者;（杂志等的）补白;（报纸等的）补白;
sand
[sænd]
n. 沙;沙滩;沙色;
vt. 撒沙于;用砂纸磨光;
🗣️ 情景例句
Let's give him our presents--now.
现在把我们的礼物送给爷爷吧。
I'd like to reconfirm my flight from london to tokyo.
我要再确认一下我从伦敦到东京的班机。
Half an hour later, another man struck a match for a cigarette and this time the whole of the inside of the ship caught fire.
半小时后，又一个工人擦亮火柴想点支香烟，这下整个船舱都起了火。