| aa | ALWAYS AFLOAT | 保持漂浮,永远漂浮 |
| ACCT | ACCOUNT | 帐目,帐户 |
| ACPT | ACCEPTANCE | 接受 |
| ADCOM | ADDRESS COMMISSION | 订舱佣金,租船佣金 |
| ADD.COMM | ADDRESS COMMISSION | 订舱佣金,租船佣金 |
| ADFT | AFT DRAFT | 艉吃水 |
| ADV. | ADVISE OR ADVANCE | 通知或提前 |
| A.F. | ADVANCED FREIGHT | 预付运费 |
| A.F.B. | AIR FRIGHT BILL | 空运运单 |
| AGRD | AGREED | 同意 |
| AGRT | AGREEMENT | 协议 |
| AGW | ALL GOING WELL | (取决于)一切顺利 |
| A.H. | AFTER HATCH | 后舱 |
| AIR DRAFT | LENGTH BETWEEN WATER LEVEL AND VESSEL'S RAIL | 水平面至船弦的高度 |
| AM | ANTE MERIDIEM=BEFORE NOON | 上午 |
| AMT | AMOUNT | 金额,数额 |
| A.N. | ARRIVAL NOTICE | 到达通知 |
| A/R | ALL RISKS | 一切险 |
| ASAP | AS SOON AS POSSIBLE | 尽快,尽速 |
| ASF | AS FOLLOWS | 如下 |
| ATTN | ATTENTION | 由...收阅 |
| A.V. | AD VALOREM ACCORDING TO VALUE | 运价标记,根据商品的价值(计算运费),从价费率 |
| a.a.r. | against all risks | 一切险 |
| AC | account current | 一切险 |
| A/C | for account of | 费用由...负担 |
| acc. | acceptance;accepted | 已接受 |
| acc.cop. | according to the custom of the port | 按照...港口惯例 |
| a.c.v. | actual cash value | 实际现金价值 |
| a.d. a/d | after date | ...日期以后 |
| Add-on | .tariff(also proportional rate or arbitrary in US) | 费率标记(在美国也指按比例或仲裁决定) |
| ad val.(a/v) | ad valorem (according to value) | 从价费率(按离岸价格) |
| ADP | automated data processing | 自动数据处理 |
| ADR | European Agreement concerning the international | carriage of dangerous goods by road |
| AETR | European Agreement concerning the work of crews of | vehicles engaged in international road transport |
| AFRA | average freight rate assessment | 运费费率平均运价 |
| Agcy | agency | 代理公司,代理行 |
| Agt. | agent | 代理人 |
| a.g.w.t. | actual gross weight | 实际毛重,实际总重量 |
| AMT | Air Mail Transfer | 航空邮寄 |
| A.O. | account of | ...的帐上 |
| A/or | and/or | 和/或 |
| A/P | account paid | 已付帐款 |
| approx. | approximately | 大约 |
| arr. | arrival | 到达,抵达 |
| arrd. | arrived | 到达,抵达 |
| a/s | after sight | 见票后... |
| A/S | alongside | 靠码头,并靠他船 |
| asap | as soon as possible | 尽快,尽速 |
| ass. | associate | 准会员,公司 |
| ATA | actual time arrival | 实际到达时间 |
| ATD | actual time of departure | 实际出发时间 |
| ATP | Agreement for the International Carriage of Perish | able Foodstuffs |
| Atty | attorney | 律师(美),代理人 |
| auth. | authorized | 授权的,认可的 |
| aux. | auxiliary | 辅助的,辅助设备 |
| AWB | Air Waybill | 空运单 |
