例句與造句

1. Exhibition services 1 , for exhibits transport , customs , provide preferential accommodation , tourism , substituting scheduled aircraft , train 2 , volume provide free visits for exhibitors to invite their customers to use free of charge within 200 words published in the journal of advertising 3 . where water is a live demonstration , power electricity , compressed air unit , to apply one month in advance
   1辦理展品運輸報關(guān)，提供優(yōu)惠住宿旅游，代定飛機火車票2免費提供參觀卷供展商邀請客戶使用，免費刊登200字內(nèi)會刊廣告3凡現(xiàn)場演示需要用水動力電壓縮空氣的單位，須提前一個月申請。
2. It's difficult to find compressed air unit in a sentence. 用compressed air unit造句挺難的