1
a tenderloin of [animal]
表示一整块里脊时，用 a tenderloin of + 动物名。
I bought a tenderloin of beef for the roast.
我买了一块牛里脊用来烧烤。
腰部嫩肉；里脊肉
先理解核心含义，再看它在真实句子里的用法。
腰部嫩肉；里脊肉
the tender meat from the loin muscle along each side of the backbone
I bought a tenderloin of beef for the roast.
我买了一块牛里脊用来烧烤。
里脊肉中最嫩的部分,尤指猪或牛的里脊
The tenderest part of a loin of meat, especially of pork or beef.
I ordered the grilled beef tenderloin with roasted vegetables.
我点了烤牛里脊肉配烤蔬菜。
The chef sliced the tenderloin into thin pieces for the salad.
厨师把里脊肉切成薄片放到沙拉里。
For a tender result, cook the pork tenderloin on high heat.
要想肉质嫩，就用大火烹饪猪里脊肉。
表示一整块里脊时，用 a tenderloin of + 动物名。
I bought a tenderloin of beef for the roast.
我买了一块牛里脊用来烧烤。
动物名可作定语直接放在 tenderloin 前，如 pork tenderloin、chicken tenderloin。
Pork tenderloin is a lean and versatile cut.
猪里脊是一种低脂且用途广泛的肉块。
把 tenderloin 当作食品原料时，可用作不可数名词，用 a piece of 表示一块。
The waiter recommended a piece of grilled tenderloin.
服务员推荐了一块烤里脊。
Not this
This steak is very tenderloin.
Use this
This steak is very tender.
tenderloin 是名词，指“里脊肉”这块肉，不能当形容词用；描述肉质鲜嫩应用形容词 tender（柔软的、嫩的）。
Not this
I ordered pork tenderloin meat.
Use this
I ordered pork tenderloin.
tenderloin 本身就有“里脊肉”的意思，已包含“肉”，再加 meat 是赘余，不符合英语习惯；中文“肉”的意思已由 tenderloin 表达。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
猪里脊肉
I grilled a pork tenderloin for dinner.
我晚餐烤了猪里脊肉。
牛里脊肉
Beef tenderloin is very tender and expensive.
牛里脊肉非常嫩，而且很贵。
里脊牛排
She ordered a tenderloin steak with mashed potatoes.
她点了一份里脊牛排配土豆泥。
烤里脊肉
The roasted tenderloin was served with a red wine sauce.
烤里脊肉配上红葡萄酒酱。
里脊肉片
The chef pan-seared the tenderloin medallions with garlic butter.
厨师用大蒜黄油煎里脊肉片。
Use tenderloin naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把tender（嫩）和loin（腰）合起来记：腰部最嫩的肉就是里脊肉。
语域：neutral 常见场景：菜谱、餐厅菜单、烹饪讨论 表示猪、牛等动物脊椎两侧的嫩肉，多用于菜谱、菜单等日常饮食语境，属于中性常用说法。
These words share the '-oin' (or '-loin') spelling. Loin, sirloin, join, coin, and groin all have the final /ɒɪn/ sound, matching the target's 'loin' part (though the main stress of the target falls on the first syllable). Lion looks similar but is pronounced /ˈlaɪən/ – it is a useful lookalike with a different sound.
Dictionary facts from ECDICT, WIKTIONARY.